324
WWUS45 KBYZ 011454
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
854 AM MDT WED APR 1 2026
MTZ058-021500-
/O.EXP.KBYZ.WW.Y.0013.000000T0000Z-260401T1500Z/
/O.CON.KBYZ.WS.A.0003.260403T0600Z-260404T1200Z/
SOUTHERN ROSEBUD-
INCLUDING THE LOCATIONS OF BIRNEY, LAME DEER, AND ASHLAND
854 AM MDT WED APR 1 2026
..WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING
...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT
THROUGH LATE FRIDAY NIGHT...
* WHAT...FOR THE WINTER WEATHER ADVISORY, PRECIPITATION HAS ENDED.
ROADS MAY BE SLICK IN SPOTS. FOR THE WINTER STORM WATCH, PERIODS OF
HEAVY SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 4 AND 8 INCHES
POSSIBLE. WINDS COULD GUST AS HIGH AS 30 MPH.
* WHERE...SOUTHERN ROSEBUD.
* WHEN...FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT.
* IMPACTS...FOR THE WINTER STORM WATCH, DIFFICULT TRAVEL CONDITIONS
DUE TO SNOW, POOR VISIBILITY AND SOME BLOWING SNOW. COOL, WET AND
WINDY CONDITIONS WILL BE HAZARDOUS FOR YOUNG LIVESTOCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ138-021500-
/O.EXP.KBYZ.WW.Y.0013.000000T0000Z-260401T1500Z/
/O.CON.KBYZ.WS.A.0003.260403T0300Z-260404T0600Z/
SOUTHERN BIG HORN-
INCLUDING THE LOCATIONS OF PRYOR, WYOLA, AND LODGE GRASS
854 AM MDT WED APR 1 2026
..WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY EVENING...
* WHAT...FOR THE WINTER WEATHER ADVISORY, PRECIPITATION HAS ENDED.
ROADS MAY BE SLICK IN SPOTS. FOR THE WINTER STORM WATCH, PERIODS OF
HEAVY SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 6 AND 12 INCHES
POSSIBLE. WINDS COULD GUST AS HIGH AS 45 MPH.
* WHERE...SOUTHERN BIG HORN.
* WHEN...FROM THURSDAY EVENING THROUGH FRIDAY EVENING.
* IMPACTS...FOR THE WINTER STORM WATCH, DIFFICULT TRAVEL CONDITIONS
DUE TO SNOW, POOR VISIBILITY AND SOME BLOWING SNOW. COOL, WET AND
WINDY CONDITIONS WILL BE HAZARDOUS FOR YOUNG LIVESTOCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ067-068-021500-
/O.CON.KBYZ.WS.A.0003.260402T1800Z-260404T0000Z/
ABSAROKA/BEARTOOTH MOUNTAINS-CRAZY MOUNTAINS-
INCLUDING THE LOCATIONS OF COOKE CITY
854 AM MDT WED APR 1 2026
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY AFTERNOON...
* WHAT...HEAVY SNOW ACCUMULATIONS OF 12 TO 18 INCHES POSSIBLE. WINDS
COULD GUST AS HIGH AS 40 MPH.
* WHERE...ABSAROKA/BEARTOOTH MOUNTAINS AND CRAZY MOUNTAINS.
* WHEN...FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON.
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE DIFFICULT AND
HAZARDOUS.
* ADDITIONAL DETAILS...THE HEAVIEST SNOW IS EXPECTED THURSDAY NIGHT
AND FRIDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ030-031-057-173-235-021500-
/O.CON.KBYZ.WS.A.0003.260403T0000Z-260404T0000Z/
TREASURE-NORTHERN ROSEBUD-NORTHERN BIG HORN-NORTHEASTERN
YELLOWSTONE-SOUTHWESTERN YELLOWSTONE-
INCLUDING THE LOCATIONS OF BROADVIEW, HUNTLEY, HYSHAM, BIGHORN,
HARDIN, BUSBY, INGOMAR, LAUREL, COLSTRIP, CROW AGENCY, CUSTER,
FORSYTH, ANGELA, BILLINGS, AND POMPEYS PILLAR
854 AM MDT WED APR 1 2026
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY AFTERNOON...
* WHAT...PERIODS OF HEAVY SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 3
AND 7 INCHES POSSIBLE, GREATEST OVER THE HILLS SOUTH OF THE
YELLOWSTONE RIVER.
* WHERE...NORTHEASTERN YELLOWSTONE, NORTHERN BIG HORN, SOUTHWESTERN
YELLOWSTONE, TREASURE, AND NORTHERN ROSEBUD.
* WHEN...FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT DUE TO SNOW, AREAS OF
BLOWING SNOW AND POOR VISIBILITY. THIS INCLUDES I-94 FROM CUSTER TO
HYSHAM AND FORSYTH. COOL, WET AND BREEZY CONDITIONS WILL BE
HAZARDOUS FOR YOUNG LIVESTOCK.
* ADDITIONAL DETAILS...THE HEAVIEST SNOW IS EXPECTED THURSDAY NIGHT
INTO FRIDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ171-WYZ198-021500-
/O.CON.KBYZ.WS.A.0003.260403T0000Z-260404T0000Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF STORY AND BURGESS JCT
854 AM MDT WED APR 1 2026
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY AFTERNOON...
* WHAT...HEAVY SNOW ACCUMULATIONS OF 12 TO 20 INCHES POSSIBLE. WINDS
COULD GUST AS HIGH AS 40 MPH.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON.
* IMPACTS...TRAVEL ON HIGHWAY 14 THROUGH BURGESS JUNCTION COULD
BECOME NEARLY IMPOSSIBLE, DUE TO SNOW, BLOWING AND DRIFTING SNOW,
AND POOR VISIBILITY. RECREATION IN THE HIGH COUNTRY WILL BE
DIFFICULT AND HAZARDOUS.
* ADDITIONAL DETAILS...THE HEAVIEST SNOW IS EXPECTED THURSDAY NIGHT
THROUGH MIDDAY FRIDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ169-WYZ199-021500-
/O.CON.KBYZ.WS.A.0003.260403T0300Z-260404T0600Z/
BIGHORN CANYON-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF RANCHESTER, DAYTON, BIG HORN, FORT SMITH,
SHERIDAN, AND CLEARMONT
854 AM MDT WED APR 1 2026
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH
FRIDAY EVENING...
* WHAT...PERIODS OF HEAVY SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 6
AND 12 INCHES POSSIBLE. WINDS COULD GUST AS HIGH AS 45 MPH.
* WHERE...IN MONTANA, BIGHORN CANYON. IN WYOMING, SHERIDAN FOOTHILLS.
* WHEN...FROM THURSDAY EVENING THROUGH FRIDAY EVENING.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT ON I-90 FROM ABERDEEN HILL
TO SHERIDAN AND PINEY CREEK, DUE TO SNOW, AREAS OF BLOWING SNOW AND
POOR VISIBILITY. COOL, WET AND WINDY CONDITIONS WILL BE HAZARDOUS
FOR YOUNG LIVESTOCK.
* ADDITIONAL DETAILS...RAIN SHOWERS THURSDAY AFTERNOON AND EVENING
WILL CHANGE TO SNOW THURSDAY NIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ032-033-036-037-021500-
/O.CON.KBYZ.WS.A.0003.260403T0600Z-260404T1200Z/
CUSTER-FALLON-POWDER RIVER-CARTER-
INCLUDING THE LOCATIONS OF EKALAKA, BIDDLE, VOLBORG, BROADUS, PLEVNA,
WEBSTER, POWDERVILLE, ISMAY, HAMMOND, BAKER, SONNETTE, MILES CITY,
BELLTOWER, AND ALZADA
854 AM MDT WED APR 1 2026
...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT
THROUGH LATE FRIDAY NIGHT...
* WHAT...PERIODS OF HEAVY SNOW. TOTAL SNOW ACCUMULATIONS BETWEEN 5
AND 8 INCHES POSSIBLE. WINDS COULD GUST AS HIGH AS 30 MPH.
* WHERE...CARTER, CUSTER, FALLON, AND POWDER RIVER.
* WHEN...FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT DUE TO SNOW, AREAS OF
BLOWING SNOW AND POOR VISIBILITY. THIS INCLUDES HIGHWAY 12 FROM
MILES CITY TO BAKER, AND US-212 FROM BROADUS TO ALZADA. COOL, WET
AND WINDY CONDITIONS WILL BE HAZARDOUS FOR YOUNG LIVESTOCK.
* ADDITIONAL DETAILS...THE HEAVIEST SNOW IS EXPECTED THURSDAY NIGHT
INTO FRIDAY MORNING.
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
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