117
WWUS45 KBYZ 021036
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
336 AM MST TUE DEC 2 2025
MTZ036-037-057-058-138-031045-
/O.CON.KBYZ.WW.Y.0038.251202T1200Z-251203T1200Z/
POWDER RIVER-CARTER-NORTHERN BIG HORN-SOUTHERN ROSEBUD-SOUTHERN
BIG HORN-
INCLUDING THE LOCATIONS OF POWDERVILLE, EKALAKA, BELLTOWER, LODGE
GRASS, HAMMOND, WYOLA, PRYOR, BIRNEY, ALZADA, SONNETTE, LAME DEER,
ASHLAND, HARDIN, CROW AGENCY, BROADUS, BUSBY, AND BIDDLE
336 AM MST TUE DEC 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...
* WHAT...PERIODS OF SNOW. TOTAL SNOW ACCUMULATIONS UP TO 4 INCHES,
GREATEST OVER THE HIGHER HILLS. LOCALLY HIGHER TOTALS IN THE WOLF
MOUNTAINS. WINDS GUSTING AS HIGH AS 30 MPH.
* WHERE...NORTHERN BIG HORN, SOUTHERN BIG HORN, CARTER, POWDER RIVER,
AND SOUTHERN ROSEBUD.
* WHEN...UNTIL 5 AM MST WEDNESDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS WILL IMPACT TODAY'S MORNING AND EVENING COMMUTES.
* ADDITIONAL DETAILS...WINTRY CONDITIONS WILL IMPACT PORTIONS OF
INTERSTATE 90 AND HIGHWAY 212. WET OR SLUSHY SURFACES WILL LIKELY
FREEZE THIS EVENING INTO TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ171-031045-
/O.CON.KBYZ.WW.Y.0038.251202T1800Z-251203T1200Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-
336 AM MST TUE DEC 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING
TO 5 AM MST WEDNESDAY...
* WHAT...SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 5 AND 10 INCHES.
WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...PRYOR/NORTHERN BIGHORN MOUNTAINS.
* WHEN...FROM 11 AM THIS MORNING TO 5 AM MST WEDNESDAY.
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY
ACCUMULATING SNOW AND BLOWING SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE PREPARED FOR WINTER WEATHER.
MTZ056-066-031045-
/O.CON.KBYZ.WW.Y.0038.251203T0000Z-251203T1200Z/
RED LODGE FOOTHILLS-BEARTOOTH FOOTHILLS-
INCLUDING THE LOCATIONS OF FISHTAIL, RED LODGE, NYE, ROBERTS, ROSCOE,
AND MCLEOD
336 AM MST TUE DEC 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 AM MST WEDNESDAY...
* WHAT...SNOW. TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES, WITH
LOCALLY HIGHER AMOUNTS POSSIBLE NEAR THE MOUNTAINS.
* WHERE...BEARTOOTH FOOTHILLS AND RED LODGE FOOTHILLS.
* WHEN...FROM 5 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS WILL IMPACT THIS EVENING'S COMMUTE.
* ADDITIONAL DETAILS...WET OR SLUSHY SURFACES WILL LIKELY FREEZE THIS
EVENING INTO TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ169-WYZ199-031045-
/O.CON.KBYZ.WW.Y.0038.251203T0000Z-251203T1200Z/
BIGHORN CANYON-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF RANCHESTER, CLEARMONT, FORT SMITH, BIG
HORN, DAYTON, AND SHERIDAN
336 AM MST TUE DEC 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 AM MST WEDNESDAY...
* WHAT...SNOW. TOTAL SNOW ACCUMULATIONS UP TO 3 INCHES, GREATEST OVER
THE HIGHER HILLS AND NEAR THE BIGHORN MOUNTAINS. WINDS GUSTING AS
HIGH AS 30 MPH.
* WHERE...IN MONTANA, BIGHORN CANYON. IN WYOMING, SHERIDAN FOOTHILLS.
* WHEN...FROM 5 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS WILL IMPACT THIS EVENING'S COMMUTE.
* ADDITIONAL DETAILS...WET OR SLUSHY SURFACES WILL LIKELY FREEZE THIS
EVENING INTO TONIGHT.
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
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