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Winter Weather Advisory 0044
Issued by the Billings Forecast Office

Action Issued Starts Expiration
New 2025-12-19 04:17:34 2025-12-19 18:00:00 2025-12-20 01:00:00
New 2025-12-19 04:17:34 2025-12-19 15:00:00 2025-12-20 01:00:00
Continued 2025-12-19 10:27:47 2025-12-19 18:00:00 2025-12-20 01:00:00
Continued 2025-12-19 10:27:47 2025-12-19 15:00:00 2025-12-20 01:00:00
Continued 2025-12-19 16:37:27 2025-12-20 01:00:00
Continued 2025-12-19 16:37:27 2025-12-19 18:00:00 2025-12-20 01:00:00
Area Extended 2025-12-19 16:37:27 2025-12-19 18:00:00 2025-12-20 01:00:00
Expired 2025-12-20 00:40:39 2025-12-20 01:00:00


Action: New
Issued At: 2025-12-19 04:17:34

175 
WWUS45 KBYZ 191017
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
317 AM MST Fri Dec 19 2025

MTZ067-201030-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
317 AM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Total snow accumulations between 1
  and 2 feet, greatest on west facing aspects. Winds gusting as high
  as 75 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...The strongest winds are expected this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ033-191800-
/O.NEW.KBYZ.WW.Y.0043.251219T1017Z-251219T1800Z/
Fallon-
Including the locations of Plevna, Webster, and Baker
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING...

* WHAT...Mixed precipitation, including freezing rain expected. Ice
  accumulations around a light glaze. Winds gusting as high as 30
  mph.

* WHERE...Fallon.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Very slippery sidewalks, roads and bridges are possible.
  The hazardous conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible power
outages. For the latest road conditions, call 5 1 1.

&&

$$

MTZ056-066-200700-
/O.NEW.KBYZ.WW.Y.0044.251219T2100Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Roscoe, Red Lodge, Fishtail, McLeod, Nye,
and Roberts
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations up to 3 inches.
  Winds gusting as high as 45 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...From 2 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact the Friday
  evening commute.

* ADDITIONAL DETAILS...Rain will quickly transition to snow by this
  evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.NEW.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Ranchester, Sheridan, Dayton, Pryor, Big
Horn, Wyola, Clearmont, and Lodge Grass
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations up to 3 inches,
  greatest near the mountains and over the higher hills. Winds
  gusting as high as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...From 5 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact the Friday
  evening commute.

* ADDITIONAL DETAILS...Rain will quickly transition to snow this
  evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Palmquist


Action: New
Issued At: 2025-12-19 04:17:34

175 
WWUS45 KBYZ 191017
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
317 AM MST Fri Dec 19 2025

MTZ067-201030-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
317 AM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Total snow accumulations between 1
  and 2 feet, greatest on west facing aspects. Winds gusting as high
  as 75 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...The strongest winds are expected this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ033-191800-
/O.NEW.KBYZ.WW.Y.0043.251219T1017Z-251219T1800Z/
Fallon-
Including the locations of Plevna, Webster, and Baker
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING...

* WHAT...Mixed precipitation, including freezing rain expected. Ice
  accumulations around a light glaze. Winds gusting as high as 30
  mph.

* WHERE...Fallon.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Very slippery sidewalks, roads and bridges are possible.
  The hazardous conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible power
outages. For the latest road conditions, call 5 1 1.

&&

$$

MTZ056-066-200700-
/O.NEW.KBYZ.WW.Y.0044.251219T2100Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Roscoe, Red Lodge, Fishtail, McLeod, Nye,
and Roberts
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations up to 3 inches.
  Winds gusting as high as 45 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...From 2 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact the Friday
  evening commute.

* ADDITIONAL DETAILS...Rain will quickly transition to snow by this
  evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.NEW.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Ranchester, Sheridan, Dayton, Pryor, Big
Horn, Wyola, Clearmont, and Lodge Grass
317 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations up to 3 inches,
  greatest near the mountains and over the higher hills. Winds
  gusting as high as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...From 5 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact the Friday
  evening commute.

* ADDITIONAL DETAILS...Rain will quickly transition to snow this
  evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Palmquist


Action: Continued
Issued At: 2025-12-19 10:27:47

428 
WWUS45 KBYZ 191627
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
927 AM MST Fri Dec 19 2025

MTZ033-191730-
/O.CAN.KBYZ.WW.Y.0043.000000T0000Z-251219T1800Z/
Fallon-
Including the locations of Plevna, Webster, and Baker
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IS CANCELLED...

The threat of mixed precipitation has ended as precipitation has
moved into the Dakotas and temperatures have warmed above freezing.

$$

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
927 AM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Additional snow accumulations of 6 to
  12 inches. Winds gusting as high as 70 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...The strongest winds are expected this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ056-066-200700-
/O.CON.KBYZ.WW.Y.0044.251219T2100Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Nye, McLeod, Roberts, Roscoe, Red Lodge,
and Fishtail
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches.
  Winds gusting as high as 30 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...From 2 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.CON.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Sheridan, Clearmont, Wyola, Lodge Grass,
Pryor, Dayton, Big Horn, and Ranchester
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches,
  greatest near the mountains and over the higher hills. Winds
  gusting as high as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...From 5 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Arends


Action: Continued
Issued At: 2025-12-19 10:27:47

428 
WWUS45 KBYZ 191627
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
927 AM MST Fri Dec 19 2025

MTZ033-191730-
/O.CAN.KBYZ.WW.Y.0043.000000T0000Z-251219T1800Z/
Fallon-
Including the locations of Plevna, Webster, and Baker
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IS CANCELLED...

The threat of mixed precipitation has ended as precipitation has
moved into the Dakotas and temperatures have warmed above freezing.

$$

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
927 AM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Additional snow accumulations of 6 to
  12 inches. Winds gusting as high as 70 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...The strongest winds are expected this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ056-066-200700-
/O.CON.KBYZ.WW.Y.0044.251219T2100Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Nye, McLeod, Roberts, Roscoe, Red Lodge,
and Fishtail
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches.
  Winds gusting as high as 30 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...From 2 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.CON.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Sheridan, Clearmont, Wyola, Lodge Grass,
Pryor, Dayton, Big Horn, and Ranchester
927 AM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO MIDNIGHT MST TONIGHT...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches,
  greatest near the mountains and over the higher hills. Winds
  gusting as high as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...From 5 PM this afternoon to midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Arends


Action: Continued
Issued At: 2025-12-19 16:37:27

479 
WWUS45 KBYZ 192236
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
336 PM MST Fri Dec 19 2025

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
336 PM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Additional snow accumulations of 5 to
  10 inches. Winds gusting as high as 50 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...Expect the winds and snow to gradually
  decrease tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ058-200700-
/O.EXA.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Rosebud-
Including the locations of Ashland, Birney, and Lame Deer
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* WHAT...Snow. Total snow accumulations up to two inches, greatest
  over the higher hills. Winds gusting as high as 25 mph.

* WHERE...Southern Rosebud.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ056-066-200700-
/O.CON.KBYZ.WW.Y.0044.000000T0000Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Nye, McLeod, Roberts, Roscoe, Red Lodge,
and Fishtail
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches. Winds
  gusting as high as 30 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.CON.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Sheridan, Clearmont, Wyola, Lodge Grass,
Pryor, Dayton, Big Horn, and Ranchester
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches, greatest
  near the mountains and over the higher hills. Winds gusting as high
  as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Arends


Action: Continued
Issued At: 2025-12-19 16:37:27

479 
WWUS45 KBYZ 192236
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
336 PM MST Fri Dec 19 2025

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
336 PM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Additional snow accumulations of 5 to
  10 inches. Winds gusting as high as 50 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...Expect the winds and snow to gradually
  decrease tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ058-200700-
/O.EXA.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Rosebud-
Including the locations of Ashland, Birney, and Lame Deer
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* WHAT...Snow. Total snow accumulations up to two inches, greatest
  over the higher hills. Winds gusting as high as 25 mph.

* WHERE...Southern Rosebud.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ056-066-200700-
/O.CON.KBYZ.WW.Y.0044.000000T0000Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Nye, McLeod, Roberts, Roscoe, Red Lodge,
and Fishtail
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches. Winds
  gusting as high as 30 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.CON.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Sheridan, Clearmont, Wyola, Lodge Grass,
Pryor, Dayton, Big Horn, and Ranchester
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches, greatest
  near the mountains and over the higher hills. Winds gusting as high
  as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Arends


Action: Area Extended
Issued At: 2025-12-19 16:37:27

479 
WWUS45 KBYZ 192236
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
336 PM MST Fri Dec 19 2025

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
336 PM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Periods of heavy snow. Additional snow accumulations of 5 to
  10 inches. Winds gusting as high as 50 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by heavy
  accumulating snow and blowing snow. Avalanche danger will increase.

* ADDITIONAL DETAILS...Expect the winds and snow to gradually
  decrease tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared for difficult winter conditions if you have plans in the
backcountry.

&&

$$

MTZ058-200700-
/O.EXA.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Rosebud-
Including the locations of Ashland, Birney, and Lame Deer
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* WHAT...Snow. Total snow accumulations up to two inches, greatest
  over the higher hills. Winds gusting as high as 25 mph.

* WHERE...Southern Rosebud.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ056-066-200700-
/O.CON.KBYZ.WW.Y.0044.000000T0000Z-251220T0700Z/
Red Lodge Foothills-Beartooth Foothills-
Including the locations of Nye, McLeod, Roberts, Roscoe, Red Lodge,
and Fishtail
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches. Winds
  gusting as high as 30 mph.

* WHERE...Beartooth Foothills and Red Lodge Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

MTZ138-WYZ199-200700-
/O.CON.KBYZ.WW.Y.0044.251220T0000Z-251220T0700Z/
Southern Big Horn-Sheridan Foothills-
Including the locations of Sheridan, Clearmont, Wyola, Lodge Grass,
Pryor, Dayton, Big Horn, and Ranchester
336 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Snow. Total snow accumulations of 1 to 3 inches, greatest
  near the mountains and over the higher hills. Winds gusting as high
  as 35 mph.

* WHERE...In Montana, Southern Big Horn. In Wyoming, Sheridan
  Foothills.

* WHEN...Until midnight MST tonight.

* IMPACTS...Plan on slippery road conditions. Blowing snow could
  reduce visibility. The hazardous conditions will impact this
  evenings commute.

* ADDITIONAL DETAILS...Precipitation may start as rain, before
  quickly transitioning to snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Arends


Action: Expired
Issued At: 2025-12-20 00:40:39

595 
WWUS45 KBYZ 200640
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
1140 PM MST Fri Dec 19 2025

MTZ056-058-066-138-WYZ199-200745-
/O.EXP.KBYZ.WW.Y.0044.000000T0000Z-251220T0700Z/
Red Lodge Foothills-Southern Rosebud-Beartooth Foothills-Southern
Big Horn-Sheridan Foothills-
Including the locations of Lodge Grass, Ranchester, Big Horn, Nye,
Roscoe, Fishtail, Wyola, Sheridan, McLeod, Roberts, Birney, Pryor,
Clearmont, Red Lodge, Dayton, Lame Deer, and Ashland
1140 PM MST Fri Dec 19 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT MST TONIGHT...

Snow has generally ended across the area with only a few flurries
expected the remainder the the night. Motorists should still use
caution as roads may be icy or snowpacked.

$$

MTZ067-201200-
/O.CON.KBYZ.WS.W.0020.000000T0000Z-251220T1200Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
1140 PM MST Fri Dec 19 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY...

* WHAT...Blowing snow occurring. Winds gusting as high as 35 mph.

* WHERE...Absaroka/Beartooth Mountains.

* WHEN...Until 5 AM MST Saturday.

* IMPACTS...Recreation in the high country will be impacted by
  blowing snow significantly reducing visibility in some areas.

* ADDITIONAL DETAILS...Expect the winds and snow to gradually
  decrease tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. For the latest road conditions, call
5 1 1.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Tesar



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