Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
444 PM MST Wed Feb 18 2026
MTZ002-191500-
/O.CON.KMSO.WW.Y.0008.000000T0000Z-260219T1500Z/
West Glacier Region-
444 PM MST Wed Feb 18 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
THURSDAY...
* WHAT...Snow and cold temperatures expected. Additional snow
accumulations up to one inch, along with gusty northeast winds of
30 to 35 mph.
* WHERE...Polebridge, Glacier National Park, Highway 83 Bigfork to
Swan Lake, Essex, Marias Pass, and Bad Rock Canyon.
* WHEN...Until 8 AM MST Thursday.
* IMPACTS...Winter traveling conditions. Use caution while driving.
The hazardous conditions could impact the Tuesday evening and
Wednesday morning commutes, especially over higher passes.
* ADDITIONAL DETAILS...Northeast winds between 15 and 25 mph with
gusts to 35 mph have been generating bitterly cold wind chill
temperatures as cold as 30 below zero. Any exposed skin could
become frostbitten within 30 minutes in these conditions. Newborn
livestock may be stressed.
While northeast winds will lessen somewhat tonight, wind chill
temperatures near 20 below zero are possible.
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.
&&
$$
Cold Weather Advisory
URGENT - WEATHER MESSAGE
National Weather Service Great Falls MT
1126 PM MST Wed Feb 18 2026
MTZ301>304-191900-
/O.CON.KTFX.CW.Y.0003.000000T0000Z-260219T1900Z/
East Glacier Park Region-Northern High Plains-Eastern Glacier,
Western Toole, and Central Pondera-Eastern Toole and Liberty-
Including the following locations: Lothair, Whitlash, Kiowa,
Ethridge, Browning, Santa Rita, Shelby, Heart Butte, Marias Pass,
Devon, Chester, Dupuyer, Galata, Babb, East Glacier Park, Joplin,
Saint Mary, Cut Bank, and Logan Pass
1126 PM MST Wed Feb 18 2026
...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MST THURSDAY...
* WHAT...Very cold wind chills as low as 35 below expected.
* WHERE...The Montana Hi-Line adjacent to the Rocky Mountain Front,
and Eastern Toole and Liberty Counties.
* WHEN...Until noon MST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 35 below zero
could cause frostbite on exposed skin in as little as 10 minutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Dress in layers including a hat, face mask, and gloves if you must
go outside.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Great Falls MT
1126 PM MST Wed Feb 18 2026
MTZ305>312-315-316-191900-
/O.CON.KTFX.CW.Y.0003.000000T0000Z-260219T1900Z/
Hill County-Northern Blaine County-Southern Rocky Mountain Front-
Southern High Plains-Eastern Pondera and Eastern Teton-Western
and Central Chouteau County-Bears Paw Mountains and Southern
Blaine-Cascade County below 5000ft-Upper Blackfoot and MacDonald
Pass-Gates of the Mountains-
Including the following locations: Pendroy, Harlem, Havre, Great
Falls, Fort Benton, Canyon Creek, Fort Belknap, Lincoln, Flesher
Pass, MacDonald Pass, Zurich, Carter, Conrad, Craig, Floweree,
Marysville, Wolf Creek, Bynum, Choteau, Ledger, Rogers Pass,
Rocky Boy, Chinook, Hogeland, and Brady
1126 PM MST Wed Feb 18 2026
...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MST THURSDAY...
* WHAT...Very cold wind chills as low as 35 below.
* WHERE...Southern Rocky Mountain Front and adjacent foothills and
plains, Eastern Pondera and Eastern Teton Counties, Hill County,
Northern Blaine County, Western and Central Chouteau County, Bears
Paw Mountains and Southern Blaine, Cascade County below 5000ft,
Upper Blackfoot and MacDonald Pass, and Gates of the Mountains.
* WHEN...Until noon MST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 35 below zero
could cause frostbite on exposed skin in as little as 10 minutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Dress in layers including a hat, face mask, and gloves if you must
go outside.
&&
$$
Glinskas
URGENT - WEATHER MESSAGE
National Weather Service Great Falls MT
1126 PM MST Wed Feb 18 2026
MTZ313-314-318-191900-
/O.EXA.KTFX.CW.Y.0003.000000T0000Z-260219T1900Z/
Judith Basin County and Judith Gap-Fergus County below 4500ft-
Snowy and Judith Mountains-
Including the following locations: Hobson, Windham, Hilger,
Moccasin, Stanford, Lewistown, Raynesford, Geyser, and Benchland
1126 PM MST Wed Feb 18 2026
...COLD WEATHER ADVISORY IN EFFECT UNTIL NOON MST THURSDAY...
* WHAT...Very cold wind chills as low as 35 below.
* WHERE...Snowy and Judith Mountains, Fergus County below 4500ft,
and Judith Basin County and Judith Gap.
* WHEN...Until noon MST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 35 below zero
could cause frostbite on exposed skin in as little as 10 minutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Dress in layers including a hat, face mask, and gloves if you must
go outside.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
347 AM MST Thu Feb 19 2026
WYZ001>020-022>030-201400-
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-
347 AM MST Thu Feb 19 2026
...Winter Weather Advisories and Winter Storm Warnings in effect for
central Wyoming through this morning...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Light snow will linger through the morning across central Wyoming.
Expect winter driving conditions across most of the area if
traveling.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Friday...Light snow chances for southern and western Wyoming.
Tuesday through Wednesday...A potential system may return heavier
snow to western Wyoming.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
