Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1216 PM MST Wed Feb 18 2026
WYZ055-191030-
/O.UPG.KUNR.WW.Y.0003.260219T0000Z-260219T1800Z/
/O.NEW.KUNR.WS.W.0001.260219T0000Z-260219T1800Z/
Southern Campbell-
Including the cities of Wright
1216 PM MST Wed Feb 18 2026
...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM
MST THURSDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 4 and
8 inches.
* WHERE...Southern Campbell.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Wednesday evening and Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ101-191200-
/O.UPG.KCYS.WW.Y.0004.260219T0000Z-260219T1800Z/
/O.EXB.KCYS.WS.W.0002.000000T0000Z-260219T1800Z/
Converse County Lower Elevations-
Including the cities of Douglas, Glenrock, Deer Creek, and Bill
1212 PM MST Wed Feb 18 2026
...WINTER STORM WARNING IN EFFECT UNTIL 11 AM MST THURSDAY...
* WHAT...Heavy snow. Additional snow accumulations between 4 and 8
inches. Winds gusting as high as 40 mph.
* WHERE...Converse County Lower Elevations.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...Widespread blowing and drifting snow could significantly
reduce visibility and lead to dangerous travel conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ112-191200-
/O.CON.KCYS.WS.W.0002.000000T0000Z-260219T1200Z/
Sierra Madre Range-
1212 PM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow. Additional snow accumulations between 6 and 12
inches. Winds gusting as high as 50 mph.
* WHERE...Sierra Madre Range.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Visibilities may drop below 1/4 mile due to falling and
blowing snow at times. Outdoor recreation could become life
threatening to those caught unprepared for severe winter
conditions. Hikers and snowmobilers may easily become disoriented.
Frostbite and hypothermia can develop quickly.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ011-020-191215-
/O.UPG.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
/O.NEW.KRIW.WS.W.0001.260219T0000Z-260219T1800Z/
Southeast Johnson County-Natrona County Lower Elevations-
Including the cities of Casper and Kaycee
1206 PM MST Wed Feb 18 2026
...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM
MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 6
inches around Casper. Higher amounts of 4 to 8 inches are expected
across northern Natrona into southern Johnson Counties. Winds
gusting as high as 40 mph.
* WHERE...Natrona County Lower Elevations and Southeast Johnson
County.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday evening and Thursday morning commutes.
* ADDITIONAL DETAILS...The heaviest snowfall is forecast to occur
late Wednesday evening into the early morning hours Thursday with
snowfall rates up to 1 inch an hour. Winds will be gusting up to
40 mph during this time, which may lead to blowing snow and
reduced visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1156 AM MST Wed Feb 18 2026
IDZ060-191200-
/O.CON.KPIH.WS.W.0002.000000T0000Z-260219T1200Z/
Bear River Range-
Including the cities of Emigration Summit
1156 AM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow. Additional snow accumulations of 3 to 8 inches.
Winds gusting as high as 45 mph.
* WHERE...Bear River Range.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Travel could be very difficult at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
1125 AM MST Wed Feb 18 2026
COZ004-190230-
/O.CON.KGJT.WS.W.0003.000000T0000Z-260219T1200Z/
Elkhead and Park Mountains-
Including the cities of Columbine, Hahns Peak, and Toponas
1125 AM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow. Additional snow accumulations between 3 and 8
inches. Winds gusting as high as 45 mph.
* WHERE...Elkhead and Park Mountains.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Travel could be very difficult to impossible. Blowing
snow may result in near zero visibility at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, warm clothes,
and water in your vehicle in case of an emergency. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
1047 AM MST Wed Feb 18 2026
COZ031-191200-
/O.CON.KBOU.WS.W.0002.000000T0000Z-260219T1200Z/
West Jackson and West Grand Counties Above 9000 Feet-
Including the cities of Mt Zirkel
1047 AM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow and blowing snow. Additional snow accumulations
between 5 and 10 inches. Winds gusting as high as 50 mph.
* WHERE...Rabbit Ears Pass.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Snow and blowing snow will reduce visibility to a quarter
mile or less, with potential for sudden snow squalls Wednesday
afternoon and evening to bring quick intense bursts of snow and
whiteout conditions. Travel will be very difficult at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. The latest road conditions for
Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
If traveling to the mountains, be prepared for winter driving
conditions. Check cotrip.org for road closures and traction laws.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
258 AM MST Wed Feb 18 2026
UTZ108-190000-
/O.CON.KSLC.WS.W.0001.000000T0000Z-260219T1200Z/
Wasatch Back-
Including the following locations - Huntsville, Park City, and
Heber City
258 AM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow. Total snow accumulations between 6 and 14
inches with locally higher amounts up to 18 inches near Park City.
* WHERE...Wasatch Back.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Winter driving conditions are expected. Traction
restrictions are likely. Snow likely to impact the Wednesday
morning commute, especially through Parleys Canyon.
* ADDITIONAL DETAILS...A period of heavy snow is expected between
roughly 12 PM to 5 PM, with snowfall rates exceeding 1 inch per
hour. Showery conditions will persist through the remainder of the
day.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. For winter road conditions
from the Utah Department of Transportation, visit
http://www.udottraffic.utah.gov.
For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
258 AM MST Wed Feb 18 2026
UTZ110>112-190000-
/O.CON.KSLC.WS.W.0001.000000T0000Z-260219T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-
Including the following locations - Alta, Mantua, Moon Lake,
Brighton, Mirror Lake Highway, and Logan Summit
258 AM MST Wed Feb 18 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Heavy snow. Total snow accumulations between 1 and 2 feet
with locally higher accumulations up to 30 inches across the upper
Cottonwoods. Winds gusting as high as 60 mph.
* WHERE...The Wasatch Mountains, and Western Uinta Mountains.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Winter driving conditions can be expected on all
mountain routes. Traction restrictions are likely.
* ADDITIONAL DETAILS...A period of heavy snow is expected between
roughly 12 PM to 5 PM, with snowfall rates generally 1 to 2 inches
per hour likely, except exceeding 2 inches per hour in the Upper
Cottonwoods. Northwesterly flow prevailing behind a frontal
passage will result in lingering showers through the end of the
day Wednesday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. For winter road conditions
from the Utah Department of Transportation, visit
http://www.udottraffic.utah.gov.
For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.
&&
$$
High Wind Warning
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1156 AM MST Wed Feb 18 2026
WYZ110-191200-
/O.NEW.KCYS.HW.W.0018.260219T0400Z-260219T1500Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
1156 AM MST Wed Feb 18 2026
...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MST
THURSDAY...
* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected.
* WHERE...North Snowy Range Foothills including Arlington and Elk
Mountain along Interstate 80.
* WHEN...From 9 PM this evening to 8 AM MST Thursday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers. In addition, areas of blowing snow
could lead to reduced visibility, even whiteout conditions, and
slick roads.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
MN
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1156 AM MST Wed Feb 18 2026
WYZ116-117-191200-
/O.UPG.KCYS.HW.A.0016.260219T0400Z-260219T1500Z/
/O.NEW.KCYS.HW.W.0018.260219T0400Z-260219T1500Z/
South Laramie Range-South Laramie Range Foothills-
Including the cities of Pumpkin Vine, Buford, Federal, Vedauwoo,
Whitaker, and Horse Creek
1156 AM MST Wed Feb 18 2026
...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MST
THURSDAY...
* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected.
* WHERE...South Laramie Range and Foothills including the Interstate
80 Summit between Cheyenne and Laramie.
* WHEN...From 9 PM this evening to 8 AM MST Thursday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Denver CO
1102 AM MST Wed Feb 18 2026
COZ035-036-039-191200-
/O.UPG.KBOU.HW.A.0003.260219T0300Z-260219T1400Z/
/O.NEW.KBOU.HW.W.0003.260219T0300Z-260219T1400Z/
Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson
and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-Boulder And
Jefferson Counties Below 6000 Feet/West Broomfield County-
Including the cities of Arvada, Westcreek, Lakewood, Longmont, Estes
Park, Red Feather Lakes, Boulder, Nederland, Glendevey, Central City,
Idaho Springs, Golden, Evergreen, Georgetown, and Bailey
1102 AM MST Wed Feb 18 2026
...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 7 AM MST
THURSDAY...
* WHAT...West winds 30 to 40 mph with gusts up to 75 mph possible.
* WHERE...The Front Range Foothills, Boulder, and the western suburbs
of Denver.
* WHEN...From 8 PM this evening to 7 AM MST Thursday.
* IMPACTS...Travel could be difficult, especially for high profile
vehicles.
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
22
Avalanche Warning
UTZ110>113-117-125-191230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Backcountry Avalanche Warning
Forest Service Utah Avalanche Center Salt Lake City UT
Relayed by National Weather Service Salt Lake City UT
523 AM MST Wed Feb 18 2026
...THE FOREST SERVICE UTAH AVALANCHE CENTER HAS ISSUED A
BACKCOUNTRY AVALANCHE WARNING WHICH IS IN EFFECT FROM 6 AM
WEDNESDAY TO 6 AM THURSDAY...
* WHAT...The avalanche danger for the warning area is rising to
HIGH today.
* WHERE...The mountains of Northern, Central, and Southwestern
Utah, as well as Southeastern Idaho.
* WHEN...The Warning will be effect from 6 AM Wednesday to 6 AM
Thursday.
* IMPACTS...Recent heavy snow combined with strong wind is
creating widespread areas of unstable snow. Both human-triggered
and natural avalanches are likely. Avalanches will increase in
size and likelihood throughout the day.
* ADDITIONAL DETAILS...What to do...Avoid all avalanche terrain.
Stay off of and out from under slopes steeper than 30 degrees.
Carry and know how to use avalanche rescue equipment. Find safer
riding conditions on slopes less than 30 degrees with no
overhead hazard.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Stay off of and out from under slopes steeper than 30 degrees.
Backcountry travelers should consult www.utahavalanchecenter.org
or call 1-888-999-4019 for more detailed information.
This Warning does not apply to ski areas where avalanche hazard
reduction measures are performed.
$$
IDZ060-191300-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
BACKCOUNTRY AVALANCHE WARNING
Forest Service Utah Avalanche Center Salt Lake City UT
Relayed by National Weather Service Pocatello ID
522 AM MST Wed Feb 18 2026
...The Forest Service Utah Avalanche Center in Salt Lake City has
ISSUED an AVALANCHE WARNING which is in effect until 6 AM MST
Thursday...
* WHAT...Avalanche warning. The avalanche danger is HIGH.
* WHERE...The Bear River Range and other mountains ranges across
northern Utah.
* WHEN...Through 6 AM MST Thursday.
* IMPACTS...Recent heavy snow combined with strong wind is
creating widespread areas of unstable snow. Both human triggered
and natural avalanches are likely. Avalanches will increase in
size and likelihood throughout the day.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Avoid all avalanche terrain. Stay off of and out from under
slopes steeper than 30 degrees. Carry and know how to use
avalanche equipment. Find safer riding conditions on slopes less
than 30 degrees with no overhead hazard.
Consult www.utahavalanchecenter.org or www.avalanche.org for more
detailed information.
Similar avalanche danger may exist at locations outside the
coverage area of this or any avalanche center.
$$
COZ004-009-010-012-013-018-019-031-034-060-068-200045-
BULLETIN - IMMEDIATE BROADCAST REQUESTED AVALANCHE WARNING
COLORADO AVALANCHE INFORMATION CENTER
RELAYED BY NATIONAL WEATHER SERVICE DENVER/BOULDER CO
532 PM MST TUE FEB 17 2026
THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE
COLORADO AVALANCHE INFORMATION CENTER.
AVALANCHE WARNING IN EFFECT FROM TUESDAY EVENING THROUGH THURSDAY
*WHAT Heavy snow and strong winds will result in HIGH (4 of 5)
avalanche danger.
*WHEREthe Flat Tops, Park Range, Grand Mesa, Elkhead Mountains,
Gore Range, Sawatch, West Elk, Elk Mountains, and San Juan Mountains.
*WHEN Expect very dangerous avalanche conditions to begin on Tuesday
evening and last through Thursday.
*IMPACTS Large and dangerous avalanches will be easy to trigger.
Large avalanches will run naturally.
*PRECAUTION/PREPAREDNESS ACTIONS Travel in backcountry avalanche
terrain is not recommended from Tuesday evening through Friday.
Avoid travel on and under slopes with a slope angle steeper than
about 30 degrees. You can find more detailed information at
colorado.gov/avalanche
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
312 PM MST Wed Feb 18 2026
MTZ327-329-330-190600-
/O.CON.KTFX.WW.Y.0008.000000T0000Z-260219T0600Z/
Northwest Beaverhead County-Ruby Mountains and Southern
Beaverhead Mountains-Gallatin and Madison County Mountains and
Centennial Mountains-
Including the following locations: West Yellowstone, Wisdom,
Dewey, Targhee Pass, Wise River, Chief Joseph Pass, Monida Pass,
Big Sky, Big Hole Pass, and Raynolds Pass
312 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations between 1 and 4 inches.
* WHERE...The Mountains of Southwestern Montana south of Interstate
90.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. Tire chains may be
required for some vehicles if traveling through mountain passes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
121 PM MST Wed Feb 18 2026
MTZ029>032-034-036-037-042-057-058-138-169-173-235-WYZ199-191800-
/O.CON.KBYZ.WW.Y.0006.260219T0000Z-260219T1800Z/
Musselshell-Treasure-Northern Rosebud-Custer-Northern Stillwater-
Powder River-Carter-Golden Valley-Northern Big Horn-Southern
Rosebud-Southern Big Horn-Bighorn Canyon-Northeastern Yellowstone-
Southwestern Yellowstone-Sheridan Foothills-
Including the locations of Ashland, Lavina, Biddle, Ranchester,
Roundup, Custer, Park City, Miles City, Hammond, Dayton, Colstrip,
Hysham, Alzada, Lodge Grass, Sheridan, Belltower, Crow Agency, Lame
Deer, Forsyth, Billings, Broadview, Ekalaka, Musselshell, Pompeys
Pillar, Rapelje, Clearmont, Powderville, Laurel, Busby, Big Horn,
Broadus, Volborg, Wyola, Fort Smith, Ryegate, Ingomar, Angela,
Columbus, Pryor, Melstone, Huntley, Absarokee, Ismay, Birney, Reed
Point, Bighorn, Hardin, and Sonnette
121 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 11 AM MST THURSDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations up
to 5 inches. Winds gusting as high as 35 mph.
* WHERE...Portions of central, south central, and southeast Montana
and north central Wyoming.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Snow and blowing snow will impact travel at times. This
includes travel along Interstate 90, Interstate 94, and Highway
212. The hazardous conditions will impact the evening commute today
and the morning commute Thursday.
* ADDITIONAL DETAILS...Lower end amounts will be across southeast
Montana.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
121 PM MST Wed Feb 18 2026
MTZ056-139-170-191800-
/O.CON.KBYZ.WW.Y.0006.260219T0000Z-260219T1800Z/
Red Lodge Foothills-Southeastern Carbon-Northern Carbon-
Including the locations of Belfry, Joliet, Warren, Roberts, Red
Lodge, Bridger, Fromberg, and Roscoe
121 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 11 AM MST THURSDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations of
2 to 4 inches. Winds gusting as high as 45 mph.
* WHERE...Northern Carbon, Red Lodge Foothills, and Southeastern
Carbon.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Snow and blowing snow will impact travel at times. This
includes travel along Highway 212 and 310, and State Highway 72.
The hazardous conditions will impact the evening commute today and
the morning commute Thursday.
* ADDITIONAL DETAILS...The strongest winds are expected to occur
along Highway 310 and State Highway 72 near and south of Bridger.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
121 PM MST Wed Feb 18 2026
MTZ040-063>066-141-172-228-190900-
/O.CON.KBYZ.WW.Y.0006.000000T0000Z-260219T0900Z/
Northern Park-Judith Gap-Paradise Valley-Livingston Area-
Beartooth Foothills-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the locations of Judith Gap, Livingston, Springdale,
Twodot, Melville, Nye, Fishtail, Harlowton, Emigrant, Clyde Park, Big
Timber, McLeod, Wilsall, and Shawmut
121 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
THURSDAY...
* WHAT...Periods of snow expected. Total snow accumulations between 2
and 4 inches. Winds gusting as high as 35 mph.
* WHERE...Portions of central and south central Montana.
* WHEN...Until 2 AM MST Thursday.
* IMPACTS...Snow and blowing snow will impact travel at times. This
includes travel along Interstate 90 and Highway 191. The hazardous
conditions will impact the morning and evening commutes today.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
121 PM MST Wed Feb 18 2026
MTZ171-WYZ198-191800-
/O.CON.KBYZ.WW.Y.0006.260219T0000Z-260219T1800Z/
Pryor/Northern Bighorn Mountains-Northeast Bighorn Mountains-
Including the locations of Story and Burgess Jct
121 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 11 AM MST THURSDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations
between 2 and 6 inches, greatest in the Bighorn Mountains. Winds
gusting as high as 40 mph.
* WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming,
Northeast Bighorn Mountains.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Snow and blowing snow will impact recreation in the high
country, as well as travel along Highway 14 through the Bighorn
Mountains.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be prepared for wintry conditions if you have plans in the
backcountry.
&&
$$
Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Stetzer
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1216 PM MST Wed Feb 18 2026
SDZ024>026-030-072-074-WYZ057-060-191030-
/O.CON.KUNR.WW.Y.0003.260219T0600Z-260220T0000Z/
Northern Black Hills-Northern Foothills-Rapid City-Custer Co
Plains-Sturgis/Piedmont Foothills-Hermosa Foothills-Wyoming Black
Hills-Northeastern Crook-
Including the cities of Rochford, Folsom, Deerfield, Silver City,
Rapid City, Nemo, Piedmont, Hermosa, Buffalo Gap, Sturgis, Lead,
Mystic, Tilford, Sundance, Aladdin, Colony, Black Hawk, Saint
Onge, Spearfish, Fairburn, Terry Peak, Summerset, Cheyenne
Crossing, Deadwood, Brownsville, Four Corners, Beulah, Whitewood,
and Galena
1216 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 5 PM MST THURSDAY...
* WHAT...Snow and patchy blowing snow expected. Total snow
accumulations between 1 and 3 inches. Winds gusting as high as 30
mph.
* WHERE...Portions of northwestern, southwestern, and the Black
Hills of South Dakota and northeast and the Black Hills of Wyoming.
* WHEN...From 11 PM this evening to 5 PM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The combination of
falling snow and winds will lead to periods of blowing snow that
may briefly reduce visibility. The hazardous conditions could
impact the Thursday morning and evening commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1216 PM MST Wed Feb 18 2026
SDZ027>029-191030-
/O.CON.KUNR.WW.Y.0003.260219T0600Z-260220T0000Z/
Southern Foothills-Central Black Hills-Southern Black Hills-
Including the cities of Argyle, Jewel Cave, Keystone, Johnson
Siding, Rockerville, Hill City, Pactola Reservoir, Custer, Custer
State Park, Wind Cave, Angostura Reservoir, Hisega, Mt Rushmore,
Pringle, and Hot Springs
1216 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 5 PM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 6
inches.
* WHERE...Southern Foothills, Central Black Hills, and Southern
Black Hills.
* WHEN...From 11 PM this evening to 5 PM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Thursday morning and evening commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1216 PM MST Wed Feb 18 2026
SDZ041-075-076-191030-
/O.CON.KUNR.WW.Y.0003.260219T0600Z-260220T0000Z/
Western Fall River-Eastern Fall River-Southern Oglala Lakota-
Including the cities of Oral, Wounded Knee, Pine Ridge, Ardmore,
Batesland, Provo, Rumford, Oelrichs, Smithwick, Oglala, Edgemont,
Porcupine, and Manderson
1216 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 5 PM MST THURSDAY...
* WHAT...Snow and patchy blowing snow expected. Total snow
accumulations between 4 and 6 inches. Locally higher amounts
possible along higher terrain. Winds gusting as high as 40 mph.
* WHERE...Eastern Fall River, Southern Oglala Lakota, and Western
Fall River.
* WHEN...From 11 PM this evening to 5 PM MST Thursday.
* IMPACTS...Travel could be very difficult. The combination of
falling snow and winds will lead to periods of blowing snow that
may briefly reduce visibility. The hazardous conditions could
impact the Thursday morning and evening commutes. Gusty winds
could bring down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1216 PM MST Wed Feb 18 2026
WYZ054-056-058-059-191030-
/O.CON.KUNR.WW.Y.0003.260219T0000Z-260219T1800Z/
Northern Campbell-Western Crook-Weston County Plains-Newcastle-
Including the cities of Keyhole Reservoir, Osage, Rochelle,
Devils Tower, Hulett, Clareton, Pine Haven, Rozet, Newcastle,
Upton, Weston, Moorcroft, Gillette, and Recluse
1216 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow and patchy blowing snow expected. Total snow
accumulations between 3 and 6 inches.
* WHERE...Newcastle, Northern Campbell, Western Crook, and Weston
County Plains.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The combination of
falling snow and winds will lead to periods of blowing snow that
may briefly reduce visibility. The hazardous conditions could
impact the Wednesday evening and Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
NEZ019-020-096-191200-
/O.EXB.KCYS.WW.Y.0004.260219T0000Z-260219T1500Z/
Scotts Bluff County-Banner County-Southern Sioux County-
Including the cities of Agate, Gering, Harrisburg, and
Scottsbluff
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 8
AM MST THURSDAY...
* WHAT...Snow expected. Widespread total snow accumulations between
2 and 5 inches with localized amounts over 6 inches possible under
narrow bands of heavy snowfall. Winds gusting as high as 40 mph.
* WHERE...Banner County, Scotts Bluff County, and Southern Sioux
County.
* WHEN...From 5 PM this afternoon to 8 AM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on slippery road conditions. The
hazardous conditions could impact the Wednesday evening and
Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
NEZ002-095-191200-
/O.EXB.KCYS.WW.Y.0004.260219T0600Z-260219T2100Z/
Dawes County-Northern Sioux County-
Including the cities of Harrison, Chadron, and Chadron St Park
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 2 PM
MST THURSDAY...
* WHAT...Snow expected. Widespread total snow accumulations between
3 and 6 inches with localized amounts over 6 inches possible under
narrow bands of heavy snowfall. Winds gusting as high as 45 mph.
* WHERE...Dawes County and Northern Sioux County.
* WHEN...From 11 PM this evening to 2 PM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Travel could be very difficult. The
hazardous conditions could impact the Thursday morning commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ102-191200-
/O.EXT.KCYS.WW.Y.0004.260218T2100Z-260219T1800Z/
Niobrara County-
Including the cities of Redbird and Lusk
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM MST THURSDAY...
* WHAT...Snow expected. Widespread total snow accumulations between
3 and 6 inches with localized amounts over 6 inches possible under
narrow bands of heavy snowfall. Winds gusting as high as 40 mph.
* WHERE...Niobrara County.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on slippery road conditions. The
hazardous conditions could impact the Wednesday evening and
Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ103-191200-
/O.EXT.KCYS.WW.Y.0004.260218T2100Z-260219T1800Z/
North Laramie Range-
Including the cities of Garrett
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 5
inches in the lower elevations with 4 to 8 inches over the
northern Laramie Range. Winds gusting as high as 40 mph with areas
of drifting snow.
* WHERE...Converse County Lower Elevations, Niobrara County, and
North Laramie Range.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on hazardous road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ104-109-110-191200-
/O.EXB.KCYS.WW.Y.0004.260218T2100Z-260219T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-North
Snowy Range Foothills-
Including the cities of Arlington, Seminoe Dam, Elk Mountain, and
Rawlins
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST THURSDAY...
* WHAT...Snow showers expected. Brief periods of locally heavy
snowfall producing visibility under one half mile. Total snow
accumulations between 1 and 4 inches. Winds gusting as high as 60
mph.
* WHERE...North Snowy Range Foothills including Arlington and Elk
Mountain along Interstate 80, Ferris/Seminoe/Shirley Mountains,
and Central Carbon County.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on slippery road conditions. The
hazardous conditions could impact the Wednesday evening commute.
* ADDITIONAL DETAILS...Expect snow to be on and off through multiple
rounds of snow showers into early Thursday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ106>108-191200-
/O.EXB.KCYS.WW.Y.0004.260218T2100Z-260219T1500Z/
Central Laramie Range and Southwest Platte County-East Platte
County-Goshen County-
Including the cities of Guernsey, Wheatland, Bordeaux, and
Torrington
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM MST THURSDAY...
* WHAT...Snow expected. Widespread total snow accumulations between
2 and 5 inches with localized amounts over 6 inches possible under
narrow bands of heavy snowfall. Winds gusting as high as 45 mph.
* WHERE...Central Laramie Range and Southwest Platte County, East
Platte County, and Goshen County.
* WHEN...Until 8 AM MST Thursday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on slippery road conditions. The
hazardous conditions could impact the Wednesday evening and
Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1212 PM MST Wed Feb 18 2026
WYZ114-191200-
/O.CON.KCYS.WW.Y.0004.000000T0000Z-260219T1200Z/
Snowy Range-
Including the cities of Centennial and Albany
1212 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
THURSDAY...
* WHAT...Snow. Additional snow accumulations between 4 and 8 inches.
Winds gusting as high as 65 mph.
* WHERE...Snowy Range.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Poor visibility expected in falling and blowing snow.
Outdoor recreation could become life threatening to those caught
unprepared for severe winter conditions. Hikers and snowmobilers
may easily become disoriented. Frostbite and hypothermia can
develop quickly.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
MN
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ001-190600-
/O.CON.KRIW.WW.Y.0008.000000T0000Z-260219T0600Z/
Yellowstone National Park-
Including the cities of Mammoth, Old Faithful, and Lake
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations between 3 and 5 inches
with up to 8 additional inches in southwestern Yellowstone.
* WHERE...Yellowstone National Park.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Backcountry travel will be difficult.
* ADDITIONAL DETAILS...Total accumulations around 3 inches near
Mammoth.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ003-004-191215-
/O.EXA.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Cody Foothills-North Bighorn Basin-
Including the cities of Clark, Basin, Shell, Greybull, Meeteetse,
Powell, Cody, and Lovell
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 11
AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 1 and 4
inches. Winds gusting as high as 45 mph.
* WHERE...Cody Foothills and North Bighorn Basin.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening and Thursday morning
commutes.
* ADDITIONAL DETAILS...The heaviest snowfall is forecast to occur
late Wednesday evening into the early morning hours Thursday.
Winds will be gusting up to 45 mph during this time, which may
lead to blowing snow and reduced visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ005>007-191215-
/O.CON.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Southwest Bighorn Basin-Southeast Bighorn Basin-Owl Creek and
Bridger Mountains-
Including the cities of Ten Sleep, Thermopolis, and Worland
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 6
inches with locally higher amounts south and east of the Worland
to Thermopolis line. Winds gusting as high as 40 mph.
* WHERE...Owl Creek and Bridger Mountains, Southwest Bighorn Basin,
and Southeast Bighorn Basin.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday. The
steadiest snow will fall Wednesday night.
* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday evening and Thursday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ008-009-191215-
/O.CON.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 7
inches. Winds gusting as high as 35 mph.
* WHERE...Bighorn Mountains Southeast and Bighorn Mountains West.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday. The
steadiest snow will fall Wednesday night.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening and Thursday morning
commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ010-191215-
/O.CON.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Northeast Johnson County-
Including the cities of Buffalo
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. Winds gusting as high as 35 mph.
* WHERE...Northeast Johnson County.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening and Thursday morning
commutes.
* ADDITIONAL DETAILS...The heaviest snowfall is forecast to occur
late Wednesday evening into the early morning hours Thursday.
Winds will be gusting up to 30 mph during this time, which may
lead to blowing snow and reduced visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ012-014-015-024-190600-
/O.CON.KRIW.WW.Y.0008.000000T0000Z-260219T0600Z/
Teton and Gros Ventre Mountains-Wind River Mountains West-Wind
River Mountains East-Salt River and Wyoming Ranges-
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations between 4 and 10
inches. Winds gusting as high as 45 mph.
* WHERE...Wind River Mountains East, Wind River Mountains West,
Teton and Gros Ventre Mountains, and Salt River and Wyoming Ranges.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday morning and evening commutes.
* ADDITIONAL DETAILS...Total snow accumulations 6 to 10 inches for
Teton, Togwotee, and South Passes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ013-023-190000-
/O.CON.KRIW.WW.Y.0008.000000T0000Z-260219T0000Z/
Jackson Hole-Star Valley-
Including the cities of Jackson, Alpine, Thayne, Star Valley
Ranch, and Afton
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
* WHAT...Snow. Additional snow accumulations up to two inches.
* WHERE...Jackson Hole and Star Valley.
* WHEN...Until 5 PM MST this afternoon.
* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday evening commute.
* ADDITIONAL DETAILS...Wednesday afternoon west to southwest wind
gusts 20 to 25 mph.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ017-018-191215-
/O.CON.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Wind River Basin-Lander Foothills-
Including the cities of Shoshoni, Riverton, and Lander
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 6
inches. Winds gusting as high as 35 mph.
* WHERE...Lander Foothills and Wind River Basin.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening and Thursday morning
commutes.
* ADDITIONAL DETAILS...The heaviest snowfall is forecast to occur
late Wednesday evening into the early morning hours Thursday.
Winds will be gusting up to 35 mph during this time, which may
lead to blowing snow and reduced visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1206 PM MST Wed Feb 18 2026
WYZ019-022-191215-
/O.CON.KRIW.WW.Y.0008.260219T0000Z-260219T1800Z/
Green Mountains and Rattlesnake Range-Casper Mountain-
Including the cities of Jeffrey City
1206 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST THURSDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 6
inches. Winds gusting as high as 45 mph.
* WHERE...Casper Mountain and Green Mountains and Rattlesnake Range.
* WHEN...From 5 PM this afternoon to 11 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening and Thursday morning
commutes.
* ADDITIONAL DETAILS...The heaviest snowfall is forecast to occur
late Wednesday evening into the early morning hours Thursday.
Winds will be gusting up to 45 mph during this time, which may
lead to blowing snow and reduced visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Dziewaltowski
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1156 AM MST Wed Feb 18 2026
IDZ061>064-066-067-191200-
/O.CON.KPIH.WW.Y.0005.000000T0000Z-260219T1200Z/
Bear Lake Valley-Blackfoot Mountains-Caribou Range-Big Hole
Mountains-Centennial Mountains - Island Park-Beaverhead - Lemhi
Highlands-
Including the cities of Grace, Soda Springs, Victor, Montpelier,
Henry, Spencer, Swan Valley, Kilgore, Bone, St. Charles, Wayan,
Georgetown, Dubois, Island Park, Small, and Edie School
1156 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
THURSDAY...
* WHAT...Snow. Additional snow accumulations of 2 to 5 inches with
up 12 inches across higher elevations. Winds gusting as high as 35
mph.
* WHERE...Beaverhead - Lemhi Highlands, Big Hole Mountains,
Centennial Mountains - Island Park, Bear Lake Valley, Blackfoot
Mountains, and Caribou Range.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
&&
$$
Visit weather.gov/pocatello for more information.
JKeyes
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1156 AM MST Wed Feb 18 2026
IDZ058-059-065-191200-
/O.CON.KPIH.WW.Y.0005.000000T0000Z-260219T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Teton
Valley-
Including the cities of McCammon, Preston, Lava Hot Springs,
Malad, Downey, Inkom, Thatcher, Ashton, Tetonia, and Driggs
1156 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
THURSDAY...
* WHAT...Snow. Additional snow accumulations of 2 to 5 inches with
locally higher amounts. Winds gusting as high as 35 mph.
* WHERE...Teton Valley, Franklin/Eastern Oneida Region, and Marsh
and Arbon Highlands.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
1125 AM MST Wed Feb 18 2026
UTZ023-190230-
/O.CON.KGJT.WW.Y.0005.000000T0000Z-260219T1200Z/
Eastern Uinta Mountains-
Including the cities of Manila and Dutch John
1125 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY
ABOVE 7000 FEET...
* WHAT...Snow above 7000 feet. Additional snow accumulations between
1 and 3 inches. Winds gusting as high as 55 mph.
* WHERE...Eastern Uinta Mountains.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Travel could be very difficult. Blowing snow may result
in near zero visibility at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
1047 AM MST Wed Feb 18 2026
COZ030-032-190600-
/O.CON.KBOU.WW.Y.0007.000000T0000Z-260219T0600Z/
Jackson County Below 9000 Feet-Grand and Summit Counties Below
9000 Feet-
Including the cities of North Park, Gould, Spicer, Hot Sulphur
Springs, Walden, Grand Lake, Dillon, Fraser, Rand, Kremmling, and
Granby
1047 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow and blowing snow. Additional snow accumulations between
1 and 3 inches. Winds gusting as high as 35 mph.
* WHERE...North Park, and Grand and Summit Counties Below 9000 Feet.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Snow covered roads will make travel hazardous. Snow and
blowing snow may briefly reduce visibility to a quarter mile or
less.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Roads will be slick resulting in slow and hazardous travel. Allow
extra time to reach your destination.
If traveling to the mountains, be prepared for winter driving
conditions. Check cotrip.org for road closures and traction laws.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
1047 AM MST Wed Feb 18 2026
COZ033-034-191200-
/O.CON.KBOU.WW.Y.0007.000000T0000Z-260219T1200Z/
South and East Jackson/Larimer/North and Northeast
Grand/Northwest Boulder Counties Above 9000 Feet-South and
Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear
Creek/Summit/North and West Park Counties Above 9000 Feet-
Including the cities of Kenosha Mountains, Willow Creek Pass, Rocky
Mountain National Park, Laramie and Medicine Bow Mountains, Indian
Peaks, Winter Park, Berthoud Pass, East Slopes Southern Gore Range,
Eisenhower Tunnel, East Slopes Mosquito Range, Breckenridge, Rabbit
Ears Range, Williams Fork Mountains, Mount Blue Sky, and Cameron Pass
1047 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
THURSDAY...
* WHAT...Snow and blowing snow. Additional snow accumulations between
3 and 5 inches. Winds gusting as high as 65 mph.
* WHERE...Rocky Mountain National Park and the Medicine Bow Range,
and The Mountains of Summit County, the Mosquito Range, and the
Indian Peaks.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the Wednesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road conditions
for Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
22
URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
258 AM MST Wed Feb 18 2026
WYZ021-190000-
/O.CON.KSLC.WW.Y.0006.000000T0000Z-260219T0000Z/
Southwest Wyoming-
Including the following locations - Lyman and Evanston
258 AM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
* WHAT...Snow. Snow accumulations between 1 to 5 inches with locally
higher amounts up to 8 inches on the northern slope of the Uinta
Mountains.
* WHERE...Southwest Wyoming.
* WHEN...Until 5 PM MST this afternoon.
* IMPACTS...Winter driving conditions are likely.
* ADDITIONAL DETAILS...Heaviest snowfall is expected between 8 AM
and 2 PM, with more showery conditions continuing through the
remainder of the afternoon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For winter road
conditions from the Wyoming Department of Transportation, visit
http://www.wyoroad.info or dial 511.
For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.
&&
$$
For more information from the National Weather Service visit
https://weather.gov/saltlakecity.
For information on potential travel impacts visit
http://udottraffic.utah.gov
JW
Wind Advisory
URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
1126 AM MST Wed Feb 18 2026
COZ001-002-006>008-011-014-020>022-UTZ022-024-027-029-190000-
/O.CON.KGJT.WI.Y.0002.000000T0000Z-260219T0000Z/
Lower Yampa River Basin-Central Yampa River Basin-Grand Valley-
Debeque to Silt Corridor-Central Colorado River Basin-Central
Gunnison and Uncompahgre River Basin-Upper Gunnison River Valley-
Paradox Valley/Lower Dolores River-Four Corners/Upper Dolores
River-Animas River Basin-Southeast Utah-Eastern Uinta Basin-
Arches/Grand Flat-Canyonlands/Natural Bridges-
Including the cities of Rangely, Dinosaur, Dinosaur National
Monument, Craig, Hayden, Meeker, Grand Junction, Fruita, Palisade,
Colorado National Monument, Whitewater, Collbran, De Beque, New
Castle, Mesa, Parachute, Rifle, Silt, Edwards, Eagle, Gypsum,
Glenwood Springs, Carbondale, Basalt, Montrose, Olathe, Delta,
Hotchkiss, Paonia, Almont, Gunnison, Cimarron, Black Canyon of the
Gunnison National Park, Gateway, Nucla, Norwood, Cortez, Dove Creek,
Mancos, Towaoc, Mesa Verde National Park, Durango, Bayfield,
Ignacio, Blanding, Bluff, Mexican Hat, Vernal, Jensen, Ballard, Fort
Duchesne, Randlett, Moab, Arches National Park, Castle Valley,
Thompson Springs, Dead Horse Point State Park, Canyonlands National
Park, Natural Bridges, and Fry Canyon
1126 AM MST Wed Feb 18 2026
...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...
* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Portions of northwest, southwest, and west central
Colorado and east central, northeast, and southeast Utah.
* WHEN...Until 5 PM MST this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.
&&
$$
KJS
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Cheyenne WY
327 PM MST Wed Feb 18 2026
NEZ002-003-019>021-054-055-095-096-WYZ101>119-192230-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
327 PM MST Wed Feb 18 2026
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...THIS AFTERNOON AND TONIGHT
- Another strong storm system will bring widespread snow, gusty
winds, and blowing snow to much of the area north of I-80.
- A Winter Storm Warning has been issued for Converse county for
4 to 8 inches of snow along with gusty winds and
blowing/drifting snow.
- Scattered snow showers and a few snow squalls are expected
along and west of the I-25 corridor through this evening.
Winer Weather Advisories have been issued for portions of
Carbon County.
- Winter Weather Advisories have been issued for much of the
remaining areas of the High Plains. These areas can expect a
widespread 2 to 6 inches of snow, but localized banding will
produce isolated amounts over 6 inches. The exact location of
this banding is uncertain.
- Strong winds will return to the wind prone areas behind a cold
front Wednesday evening, and continue through Thursday
morning.
- Moderate to heavy mountain snowfall is expected to continue
through Thursday, mainly above 8500 feet.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
- Another storm system may bring light snow to portions of the
area on Friday.
- Cold temperatures will continue through Saturday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
157 PM MST Wed Feb 18 2026
SDZ001-002-012>014-031-032-043-046-049-073-078-191400-
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Pennington Co Plains-Haakon-Northern Jackson-Mellette-Tripp-
Southern Meade Co Plains-Southern Perkins-
157 PM MST Wed Feb 18 2026 /257 PM CST Wed Feb 18 2026/
This Hazardous Weather Outlook is for portions of western South
Dakota.
.DAY ONE...This Afternoon and Tonight
Minor snow accumulations are possible late tonight.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Light snow, with up to 2 inches of accumulation, will continue
through Thursday afternoon, mainly south of Interstate 90. Strong
winds Thursday afternoon could reduce visibilities at times due to
blowing snow.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
157 PM MST Wed Feb 18 2026
SDZ024>030-041-042-044-047-072-074>077-WYZ054>060-191400-
Northern Black Hills-Northern Foothills-Rapid City-
Southern Foothills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Western Fall River-Northern Oglala Lakota-
Bennett-Todd-Sturgis/Piedmont Foothills-Hermosa Foothills-
Eastern Fall River-Southern Oglala Lakota-Southern Jackson-
Northern Campbell-Southern Campbell-Western Crook-
Wyoming Black Hills-Weston County Plains-Newcastle-
Northeastern Crook-
157 PM MST Wed Feb 18 2026 /257 PM CST Wed Feb 18 2026/
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...This Afternoon and Tonight
An approaching storm system will bring accumulating snow to the
area tonight. For more information, see the Winter Weather
Message (WSWUNR) for details.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Widespread snowfall will continue through Thursday afternoon.
Accumulations of 3 to 6 inches are expected over northeastern
Wyoming, southern portions of the Black Hills, and southwestern
SD. Gusty winds late Thursday morning through the afternoon could
also cause reduced visibilities due to patchy blowing snow.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
517 AM MST Wed Feb 18 2026
COZ001>014-017>023-UTZ022>025-027>029-191230-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
517 AM MST Wed Feb 18 2026
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
Strong winds and continues snow showers will bring a plethora of
hazardous weather today and tonight. Gusts of 35 to 55 mph in the
valleys and 50 to 75 mph in the mountains can be expected. When
combined with snow showers areas of blowing and drifting and near
whiteout conditions can be expected. Both the wind and snow will
create hazardous travel conditions.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Snow showers Wednesday night and Thursday become isolated to
scattered across the higher terrain before a second storm system
moves in Thursday night and Friday. This second colder system will
bring light to moderate snow showers across much of the central and
southern areas resulting in slick roads and slow travel.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
319 AM MST Wed Feb 18 2026
COZ030>051-191030-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
319 AM MST Wed Feb 18 2026
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Periods of snow and blowing snow will continue in the mountains,
heaviest this afternoon and evening. Additional snowfall amounts
of 3 to 8 inches are expected in the mountains with up to a foot
in the mountains of western Jackson County. Mountains valleys are
expected to see 2 to 5 inches. Travel will slow with snow covered
roads in places, especially towards sunset.
Gusty southwest winds will lead to elevated to locally critical
fire weather conditions this afternoon across the plains, mainly
south of I-70. Stronger winds may develop late tonight in and near
the foothills where gusts to 75 mph will be possible.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Strong winds in and near the foothills will remain possible into
Thursday morning before decreasing mid to late morning. In the
mountains, a lull in snow is expected Thursday. The next storm
system lifts northeast across Colorado Friday bringing more snow to
the mountains, and possibly light snow to the Denver metro area.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
104 AM MST Wed Feb 18 2026
WYZ001>020-022>030-191400-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
104 AM MST Wed Feb 18 2026
...Winter Weather Advisories in effect for much of Northern and
Central Wyoming through Thursday morning...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Snow continuing in the west, pushing East of the Divide late today
into tonight with light to moderate accumulations. Please see
forecasts and Winter Weather Advisories for details.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Thursday...Snow tapering off from southwest to northeast.
Thursday night through Saturday...Below normal temperatures return
to much of the area.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
