423
WWUS45 KBYZ 260406
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
1006 PM MDT SAT APR 25 2026
MTZ171-WYZ198-270415-
/O.NEW.KBYZ.WW.Y.0017.260426T2100Z-260427T1800Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF STORY AND BURGESS JCT
1006 PM MDT SAT APR 25 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM SUNDAY TO NOON MDT
MONDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 4 AND 9
INCHES. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...FROM 3 PM SUNDAY TO NOON MDT MONDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE HAZARDOUS CONDITIONS
WILL IMPACT THE MONDAY MORNING COMMUTE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ057-058-138-169-WYZ199-270415-
/O.NEW.KBYZ.WW.Y.0017.260427T0000Z-260427T1800Z/
NORTHERN BIG HORN-SOUTHERN ROSEBUD-SOUTHERN BIG HORN-BIGHORN
CANYON-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF HARDIN, LODGE GRASS, BIG HORN, PRYOR,
BIRNEY, RANCHESTER, WYOLA, LAME DEER, SHERIDAN, FORT SMITH, CROW
AGENCY, CLEARMONT, DAYTON, ASHLAND, AND BUSBY
1006 PM MDT SAT APR 25 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM SUNDAY TO NOON MDT
MONDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 1 AND 4
INCHES. WINDS GUSTING AS HIGH AS 30 MPH.
* WHERE...IN MONTANA, BIGHORN CANYON, NORTHERN BIG HORN, SOUTHERN BIG
HORN, AND SOUTHERN ROSEBUD. IN WYOMING, SHERIDAN FOOTHILLS.
* WHEN...FROM 6 PM SUNDAY TO NOON MDT MONDAY.
* IMPACTS...PLAN ON SLUSHY ROAD CONDITIONS AND REDUCED VISIBILITY.
THE HAZARDOUS CONDITIONS WILL IMPACT THE MONDAY MORNING COMMUTE.
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
TESAR
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