400
WWUS75 KBYZ 192056
NPWBYZ
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
156 PM MST FRI DEC 19 2025
MTZ056-065-066-141-172-192200-
/O.EXP.KBYZ.HW.W.0017.000000T0000Z-251219T2100Z/
RED LODGE FOOTHILLS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-NORTHERN
SWEET GRASS-MELVILLE FOOTHILLS-
INCLUDING THE LOCATIONS OF BIG TIMBER, NYE, LIMESTONE, DEAN,
FISHTAIL, MC LEOD, MELVILLE, RED LODGE, AND LIVINGSTON
156 PM MST FRI DEC 19 2025
..HIGH WIND WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON
THE STRONG WIND THREAT IS COMING TO AN END WITH THE PASSAGE OF THE
COLD FRONT. THIS COLD FRONT IS CURRENTLY LOCATED AT LIVINGSTON TO BIG
TIMBER. A STRONG GUST OR TWO REMAINS POSSIBLE AROUND RED LODGE UNTIL
THE FRONT MOVES THROUGH IN THE NEXT HOUR. OTHERWISE, BREEZY NORTHWEST
WINDS WILL EXIST BEHIND THE FRONT.
MTZ138-169-WYZ199-192300-
/O.EXT.KBYZ.HW.W.0017.000000T0000Z-251219T2300Z/
SOUTHERN BIG HORN-BIGHORN CANYON-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF PRYOR, SHERIDAN, FORT SMITH, AND LODGE
GRASS
156 PM MST FRI DEC 19 2025
..HIGH WIND WARNING NOW IN EFFECT UNTIL 4 PM MST THIS AFTERNOON
* WHAT...WEST WINDS 25 TO 35 MPH WITH GUSTS UP TO 60 MPH.
* WHERE...IN MONTANA, BIGHORN CANYON AND SOUTHERN BIG HORN. IN
WYOMING, SHERIDAN FOOTHILLS.
* WHEN...UNTIL 4 PM MST THIS AFTERNOON.
* IMPACTS...DAMAGING WINDS COULD BLOW DOWN TREES AND POWER LINES.
TRAVEL WILL BE DIFFICULT, ESPECIALLY FOR HIGH PROFILE VEHICLES.
THIS INCLUDES TRAVEL ON I-90 THROUGH SHERIDAN.
* ADDITIONAL DETAILS...WINDS WILL BE ERRATIC, WITH PERIODIC STRONG
GUSTS SURGING DOWN THE MOUNTAIN SLOPES. WINDS WILL GRADUALLY
DECREASE THROUGH THE AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND
OR DAMAGED BY THE WIND.
MTZ171-WYZ198-192300-
/O.EXT.KBYZ.HW.W.0017.000000T0000Z-251219T2300Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF BURGESS JUNCTION AND STORY
156 PM MST FRI DEC 19 2025
..HIGH WIND WARNING NOW IN EFFECT UNTIL 4 PM MST THIS AFTERNOON
* WHAT...WEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 70 MPH, STRONGEST
ON NORTH AND EAST FACING SLOPES.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...UNTIL 4 PM MST THIS AFTERNOON.
* IMPACTS...DAMAGING WINDS COULD BLOW DOWN TREES AND POWER LINES.
TRAVEL WILL BE DIFFICULT, ESPECIALLY FOR HIGH PROFILE VEHICLES.
THIS INCLUDES PORTIONS OF HIGHWAY 14 THROUGH THE BIGHORN MOUNTAINS,
ESPECIALLY FROM DAYTON TO BURGESS JUNCTION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND
OR DAMAGED BY THE WIND.
MTZ063-228-200000-
/O.CON.KBYZ.HW.W.0017.000000T0000Z-251220T0000Z/
JUDITH GAP-SOUTHERN WHEATLAND-
INCLUDING THE LOCATIONS OF HARLOWTON AND JUDITH GAP
156 PM MST FRI DEC 19 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
* WHAT...NORTHWEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 60 MPH.
* WHERE...JUDITH GAP AND SOUTHERN WHEATLAND.
* WHEN...UNTIL 5 PM MST THIS AFTERNOON.
* IMPACTS...STRONG CROSSWINDS WILL MAKE TRAVEL DIFFICULT ALONG
HIGHWAY 191 THROUGH JUDITH GAP.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD BE BLOWN AROUND
OR DAMAGED BY THE WIND.
ADDITIONAL GRAPHICS FOR THIS HAZARD CAN BE FOUND AT
HTTP://WWW.WEATHER.GOV/BILLINGS
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