Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
122 AM MST Thu Nov 21 2024
IDZ072>074-212300-
/O.CON.KPIH.WS.W.0012.000000T0000Z-241122T1200Z/
Sawtooth/Stanley Basin-Sun Valley Region-Big Lost
Highlands/Copper Basin-
Including the cities of Stanley, Copper Basin, Ketchum, Galena,
and Sun Valley
122 AM MST Thu Nov 21 2024
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY...
* WHAT...Heavy snow. Additional snow accumulations between 2 and 21
inches.
* WHERE...Big Lost Highlands/Copper Basin, Sawtooth/Stanley Basin,
and Sun Valley Region.
* WHEN...Until 5 AM MST Friday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Thursday morning and evening
traffic, especially upper portions of State Highway 75.
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 for the latest road
conditions.
&&
$$
Visit weather.gov/pocatello for more information.
Messick
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
243 AM MST Thu Nov 21 2024
MTZ301-220045-
/O.NEW.KTFX.WW.Y.0044.241122T0600Z-241123T0600Z/
/O.CON.KTFX.WW.Y.0043.000000T0000Z-241121T1800Z/
East Glacier Park Region-
Including the following locations: Logan Pass, Kiowa, Marias
Pass, Babb, Saint Mary, and East Glacier Park
243 AM MST Thu Nov 21 2024
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11
PM MST FRIDAY...
* WHAT...For the first Winter Weather Advisory, snow. Additional
snow accumulations this morning around an inch at Marias Pass, and
up to 4 inches at ridgetops. For the second Winter Weather
Advisory, snow expected. Total snow accumulations tonight through
Friday between 3 and 6 inches at Marias Pass and up to 9 inches at
ridgetops.
* WHERE...East Glacier Park Region Zone.
* WHEN...For the first Winter Weather Advisory, until 11 AM MST this
morning. For the second Winter Weather Advisory, from 11 PM this
evening to 11 PM MST Friday.
* IMPACTS...Travel could be difficult.
* ADDITIONAL DETAILS...Additional snow accumulations are likely
Saturday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
243 AM MST Thu Nov 21 2024
MTZ302>306-308>311-220045-
/O.NEW.KTFX.WW.Y.0044.241122T1200Z-241123T0600Z/
Northern High Plains-Eastern Glacier, Western Toole, and Central
Pondera-Eastern Toole and Liberty-Hill County-Northern Blaine
County-Southern High Plains-Eastern Pondera and Eastern Teton-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-
Including the following locations: Zurich, Carter, Floweree,
Pendroy, Bynum, Fort Benton, Fort Belknap, Brady, Harlem, Shelby,
Joplin, Chinook, Whitlash, Ledger, Chester, Browning, Rocky Boy,
Devon, Dupuyer, Hogeland, Santa Rita, Galata, Choteau, Lothair,
Heart Butte, Ethridge, Havre, Conrad, and Cut Bank
243 AM MST Thu Nov 21 2024
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 11 PM MST FRIDAY...
* WHAT...Mixed precipitation expected. Total snow accumulations up
to two inches and ice accumulations around a light glaze.
* WHERE...A portion of north central Montana.
* WHEN...From 5 AM to 11 PM MST Friday.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Additional snow accumulations are likely
Saturday.
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.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
243 AM MST Thu Nov 21 2024
MTZ307-220045-
/O.NEW.KTFX.WW.Y.0044.241122T0600Z-241123T0600Z/
Southern Rocky Mountain Front-
Including the following locations: Rogers Pass
243 AM MST Thu Nov 21 2024
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11
PM MST FRIDAY...
* WHAT...Mixed precipitation expected. Total snow accumulations
between 3 and 5 inches.
* WHERE...Southern Rocky Mountain Front.
* WHEN...From 11 PM this evening to 11 PM MST Friday.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Additional snow accumulations are likely
Saturday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
243 AM MST Thu Nov 21 2024
MTZ312>314-316>318-220045-
/O.NEW.KTFX.WW.Y.0044.241122T1200Z-241123T0600Z/
Cascade County below 5000ft-Judith Basin County and Judith Gap-
Fergus County below 4500ft-Gates of the Mountains-Little Belt and
Highwood Mountains-Snowy and Judith Mountains-
Including the following locations: Hilger, Wolf Creek, Windham,
Canyon Creek, Stanford, Raynesford, Great Falls, Neihart,
Lewistown, Benchland, Moccasin, Craig, Kings Hill Pass, Monarch,
Hobson, and Geyser
243 AM MST Thu Nov 21 2024
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 11 PM MST FRIDAY...
* WHAT...Mixed precipitation expected. Total snow accumulations up
to one inch and ice accumulations around a light glaze.
* WHERE...Portions of central and north central Montana.
* WHEN...From 5 AM to 11 PM MST Friday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday morning and evening commutes.
* ADDITIONAL DETAILS...Additional snow accumulations are likely
Saturday.
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.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
243 AM MST Thu Nov 21 2024
MTZ315-319-321-220045-
/O.NEW.KTFX.WW.Y.0044.241122T1200Z-241122T1800Z/
Upper Blackfoot and MacDonald Pass-Helena Valley-Meagher County
Valleys-
Including the following locations: Ringling, Helena, Lincoln,
Marysville, MacDonald Pass, White Sulphur Springs, Checkerboard,
Flesher Pass, and Martinsdale
243 AM MST Thu Nov 21 2024
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TO 11 AM MST FRIDAY...
* WHAT...Mixed precipitation expected. Little snow accumulation and
ice accumulations around a light glaze.
* WHERE...Helena Valley, Meagher County Valleys, and Upper Blackfoot
and MacDonald Pass.
* WHEN...From 5 AM to 11 AM MST Friday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday morning commute.
* ADDITIONAL DETAILS...Additional snow accumulations are likely
Saturday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
Wilson
URGENT - WINTER WEATHER MESSAGE
National Weather Service Spokane WA
652 PM PST Wed Nov 20 2024
IDZ001-WAZ037-211600-
/O.EXT.KOTX.WW.Y.0030.000000T0000Z-241121T1800Z/
Northern Panhandle-Northeast Mountains-
Including the cities of Sandpoint, Eastport, Flowery Trail Road,
Metaline, Tiger, Kettle Falls, Priest River, Newport, Bonners
Ferry, Chewelah, Springdale-Hunters Road, Clark Fork, Athol,
Ione, Northport, Orin-Rice Road, Metaline Falls, Schweitzer
Mountain Road, Colville, Fruitland, and Deer Park
652 PM PST Wed Nov 20 2024
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST THURSDAY...
* WHAT...Snow. Additional snow accumulations of 2 to 5 inches and
locally up to 6 inches in north Idaho.
* WHERE...Sandpoint, Eastport, Flowery Trail Road, Metaline, Tiger,
Kettle Falls, Priest River, Newport, Bonners Ferry, Chewelah,
Springdale-Hunters Road, Clark Fork, Athol, Northport, Orin-Rice
Road, Metaline Falls, Schweitzer Mountain Road, Colville.
* WHEN...Until 10 AM PST Thursday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Thursday morning commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. In Idaho, for the latest
road information in Idaho, call 5 1 1. In Washington, for the latest
travel information in Washington, go to https://wsdot.wa.gov/travel
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Spokane WA
652 PM PST Wed Nov 20 2024
IDZ004-211600-
/O.EXT.KOTX.WW.Y.0030.000000T0000Z-241121T1800Z/
Central Panhandle Mountains-
Including the cities of Osburn, St. Maries, Wallace, Kellogg,
Fourth Of July Pass, Dobson Pass, Mullan, Fernwood, Lookout Pass,
and Pinehurst
652 PM PST Wed Nov 20 2024
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST THURSDAY...
* WHAT...Snow. Additional snow accumulations of 1 to 3 inches above
3000 feet.
* WHERE...4th of July Pass and Lookout Pass.
* WHEN...Until 10 AM PST Thursday.
* IMPACTS...Plan on winter driving conditions over 4th of July Pass
and Lookout Pass along Interstate 90.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
information in Idaho, call 5 1 1.
&&
$$
SVH
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
701 PM MST Wed Nov 20 2024
MTZ001-211800-
/O.CON.KMSO.WW.Y.0051.000000T0000Z-241121T1800Z/
Kootenai/Cabinet Region-
701 PM MST Wed Nov 20 2024
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
THURSDAY...
* WHAT...Snow. Valley accumulations of 1 to 3 inches. Likelihood of
developing or ongoing moderate impacts from 3 to 6 inches of snow
is greater than 90 percent, and up to a 50 percent chance of
isolated major impacts from 6 to 10 inches or more of snow.
* WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby,
Highway 93 Eureka to Whitefish, and Highway 56 Bull Lake Road.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...For MODERATE impacts from snow, expect disruptions to
normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
701 PM MST Wed Nov 20 2024
MTZ002-211800-
/O.CON.KMSO.WW.Y.0050.000000T0000Z-241121T1800Z/
West Glacier Region-
701 PM MST Wed Nov 20 2024
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
THURSDAY...
* WHAT...Snow expected. Valley accumulations of 1 to 3 inches.
Likelihood of moderate impacts in the higher terrain and mountain
passes from 3 to 6 inches of snow is greater than 90 percent, and
up to a 50 percent chance of isolated major impacts from 6 to 10
inches or more of snow.
* WHERE...Marias Pass, Highway 83 Bigfork to Swan Lake, Essex,
Polebridge, and Bad Rock Canyon.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...For MODERATE impacts from snow, expect disruptions to
normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
701 PM MST Wed Nov 20 2024
MTZ003-211800-
/O.EXA.KMSO.WW.Y.0050.000000T0000Z-241121T1800Z/
Flathead/Mission Valleys-
701 PM MST Wed Nov 20 2024
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THURSDAY...
* WHAT...Snow. Likelihood of developing or ongoing minor to moderate
impacts from around 1 to 3 inches of snow is 90 percent, and 3 to
6 inches of snow is 50 percent.
* WHERE...Polson, Flathead Valley, Flathead Lake, and Mission Valley.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...For MINOR impacts from snow, expect a few inconveniences
to normal activities. Use caution while driving. For MODERATE
impacts from snow, expect disruptions to normal activities.
Hazardous traveling conditions. Use extra caution while driving.
Closures and disruptions to infrastructure may occur. The
hazardous conditions could impact the Thursday morning commute,
especially over higher passes.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
701 PM MST Wed Nov 20 2024
MTZ004-211800-
/O.CON.KMSO.WW.Y.0050.000000T0000Z-241121T1800Z/
Lower Clark Fork Region-
701 PM MST Wed Nov 20 2024
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
THURSDAY...
* WHAT...Snow expected. Valley accumulations of 1 to 3 inches.
Likelihood of moderate impacts in the higher terrain and mountain
passes from 3 to 6 inches of snow is greater than 90 percent, and
up to a 50 percent chance of isolated major impacts from 6 to 10
inches or more of snow.
* WHERE...Highway 200 Trout Creek to Heron, I-90 Lookout Pass to
Haugan, Evaro Hill, and Highway 200 Thompson Falls to Plains.
* WHEN...Until 11 AM MST Thursday.
* IMPACTS...For MODERATE impacts from snow, expect disruptions to
normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning commute, especially over higher passes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Boise ID
257 PM MST Wed Nov 20 2024
IDZ011-013-211200-
/O.CON.KBOI.WW.Y.0013.000000T0000Z-241121T1200Z/
West Central Mountains-Boise Mountains-
Including the cities of Cascade, Lowman, Pine, McCall, Garden
Valley, and Idaho City
257 PM MST Wed Nov 20 2024
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY
FOR HIGH ELEVATION PASSES...
* WHAT...Snow expected. Total snow accumulations 2 to 6 inches in
the mountain valleys above 4500 feet. Locally higher amounts are
possible. Total snow accumulations of a foot or more above 7000
feet, including Banner Summit. Winds gusting 25 to 35 mph.
* WHERE...Boise Mountains and West Central Mountains, particularly
high mountain passes.
* WHEN...Until 5 AM MST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be very difficult.
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.
Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.
&&
$$
JM
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
157 AM MST Thu Nov 21 2024
WYZ001>020-022>030-221300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
157 AM MST Thu Nov 21 2024
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Breezy to windy conditions continue from Muddy Gap through Casper.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Saturday through Monday...Weather system brings more rain/snow
chances to the area, mainly west of the Continental Divide.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
