Winter Storm Warning/Watch/Advisory
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Note: Be sure to pay close attention to the date and time of each warning.
This document contains all warnings in the state so please read the
complete document.
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WWUS45 KBYZ 062046
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
146 PM MST Sat Dec 6 2025
MTZ067-068-070700-
/O.CON.KBYZ.WS.W.0017.000000T0000Z-251207T0700Z/
Absaroka/Beartooth Mountains-Crazy Mountains-
Including the locations of Cooke City
146 PM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...
* WHAT...Heavy snow occurring. Additional snow accumulations of 3 to
6 inches. Winds gusting as high as 50 mph in exposed areas.
* WHERE...Absaroka/Beartooth Mountains and Crazy Mountains.
* WHEN...Until midnight MST tonight.
* IMPACTS...Mountain recreation will be impacted by heavy
accumulating snow and blowing snow.
* ADDITIONAL DETAILS...The heaviest snowfall will occur on west and
northwest facing slopes, including the mountains near Cooke City.
The mountains around Red Lodge will see much less additional
snowfall, 0 to 3 inches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Those in the backcountry should ensure they are prepared for
dangerous winter conditions.
&&
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MTZ171-WYZ198-070000-
/O.EXT.KBYZ.WW.Y.0039.000000T0000Z-251207T0000Z/
Pryor/Northern Bighorn Mountains-Northeast Bighorn Mountains-
Including the locations of Burgess Jct and Story
146 PM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
* WHAT...Snow occuring. Additional snow accumulations of 1 to 3
inches.
* WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming,
Northeast Bighorn Mountains.
* WHEN...Until 5 PM MST this afternoon.
* IMPACTS...Outdoor recreation will be impacted by wintry conditions.
* ADDITIONAL DETAILS...Travel on highway 14 will be impacted by
wintry conditions and slick roads.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
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Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Torgerson
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WWUS45 KGGW 061849
WSWGGW
URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
1149 AM MST Sat Dec 6 2025
MTZ016.027-059.062-062000-
/O.EXP.KGGW.WW.Y.0017.000000T0000Z-251206T1900Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Petroleum-Garfield-McCone-
Richland-Dawson-Prairie-Wibaux-Northern Phillips-Southwest
Phillips-Northern Valley-Eastern Roosevelt-
Including Wolf Point, Richey, Zortman, Culbertson, Fort Peck,
Plentywood, Poplar, Glasgow, Terry, Hinsdale, Sidney, Scobey,
Circle, Fairview, Whitewater, Glendive, Malta, Wibaux, Saco,
Medicine Lake, Jordan, Frazer, Opheim, and Winnett
1149 AM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY...
Snow was tapering off across the area. Winds are expected to
diminish this afternoon, so any drifting should also diminish.
Therefore, the Winter Weather Advisory will expire at noon.
Another round of snow can be expected tonight but accumulations
should be an inch or less for most locations.
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TFJ
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WWUS45 KMSO 061724
WSWMSO
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1024 AM MST Sat Dec 6 2025
IDZ005-006-MTZ004-006-043-061830-
/O.CAN.KMSO.WS.W.0012.000000T0000Z-251207T0000Z/
Northern Clearwater Mountains-Southern Clearwater Mountains-Lower
Clark Fork Region-Bitterroot/Sapphire Mountains-Potomac/Seeley
Lake Region-
1024 AM MST Sat Dec 6 2025 /924 AM PST Sat Dec 6 2025/
...WINTER STORM WARNING IS CANCELLED...
Snow levels have risen to where the snow is mainly just impacting
the mountain passes at times.
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MTZ002-061830-
/O.CAN.KMSO.WW.Y.0046.000000T0000Z-251207T0000Z/
West Glacier Region-
1024 AM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY IS CANCELLED...
Snow levels have risen to where the snow is mainly just impacting
the mountain pass at times.
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WWUS45 KTFX 062041
WSWTFX
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
141 PM MST Sat Dec 6 2025
MTZ330-070400-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
141 PM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MST THIS EVENING...
...WINTER STORM WARNING IS CANCELLED...
* WHAT...Periods of snow through this evening. Additional snow
accumulations up to two inches.
* WHERE...Gallatin and Madison County Mountains and Centennial
Mountains.
* WHEN...Until 9 PM MST this evening.
* IMPACTS...Plan on slippery road conditions.
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.
&&
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MTZ327-062145-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wise River,
Dewey, Wisdom, and Chief Joseph Pass
141 PM MST Sat Dec 6 2025
...WINTER STORM WARNING IS CANCELLED...
Snow showers continue through this evening with accumulations of
around one inch or less.
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MTZ317-320-062145-
/O.EXP.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Neihart, Monarch,
Bozeman Pass, Kings Hill Pass, Trident, Deep Creek Pass, and
Battle Ridge Pass
141 PM MST Sat Dec 6 2025
...WINTER STORM WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON...
Snow showers continue through this evening with accumulations of
around one inch or less.
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MTZ301-307-070400-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Babb, Rogers Pass, East
Glacier Park, Kiowa, Marias Pass, Saint Mary, and Logan Pass
141 PM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds
gusting as high as 35 mph.
* WHERE...The Continental Divide along the Rocky Mountain Front.
* WHEN...Until 9 PM MST this evening.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely be slick and hazardous.
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.
&&
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Hoenisch
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