118  
WWUS45 KBYZ 142056  
WSWBYZ  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BILLINGS MT  
256 PM MDT WED APR 14 2021  
 
MTZ056-066-152100-  
/O.CON.KBYZ.WW.Y.0018.210415T0000Z-210416T1800Z/  
RED LODGE FOOTHILLS-BEARTOOTH FOOTHILLS-  
INCLUDING THE LOCATIONS OF RED LODGE  
256 PM MDT WED APR 14 2021  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING  
TO NOON MDT FRIDAY...  
 
* WHAT...PERIODS OF SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO  
7 INCHES.  
 
* WHERE...BEARTOOTH FOOTHILLS AND RED LODGE FOOTHILLS.  
 
* WHEN...FROM 6 PM THIS EVENING TO NOON MDT FRIDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS AND POOR VISIBILITY.  
THE HAZARDOUS CONDITIONS COULD IMPACT THE THURSDAY AND FRIDAY  
MORNING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
MTZ171-WYZ198-152100-  
/O.CON.KBYZ.WW.Y.0018.210415T0000Z-210416T1800Z/  
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-  
INCLUDING THE LOCATIONS OF STORY AND BURGESS JUNCTION  
256 PM MDT WED APR 14 2021  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING  
TO NOON MDT FRIDAY...  
 
* WHAT...PERIODS OF SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 4 TO  
8 INCHES.  
 
* WHERE...IN WYOMING, NORTHEAST BIGHORN MOUNTAINS. IN MONTANA,  
PRYOR/NORTHERN BIGHORN MOUNTAINS.  
 
* WHEN...FROM 6 PM THIS EVENING TO NOON MDT FRIDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS AND POOR VISIBILITY ON  
HIGHWAY 14 THROUGH THE BIGHORNS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
MTZ138-169-WYZ199-152100-  
/O.CON.KBYZ.WW.Y.0018.210415T0600Z-210416T1800Z/  
SOUTHERN BIG HORN-BIGHORN CANYON-SHERIDAN FOOTHILLS-  
INCLUDING THE LOCATIONS OF PRYOR, SHERIDAN, DAYTON, DECKER, LODGE  
GRASS, RANCHESTER, AND FORT SMITH  
256 PM MDT WED APR 14 2021  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT  
TO NOON MDT FRIDAY...  
 
* WHAT...PERIODS OF SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO  
4 INCHES.  
 
* WHERE...IN WYOMING, SHERIDAN FOOTHILLS. IN MONTANA, BIGHORN CANYON  
AND SOUTHERN BIG HORN.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO NOON MDT FRIDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS AND AREAS OF POOR  
VISIBILITY. TRAVEL ON INTERSTATE 90 FROM ABERDEEN HILL TO SHERIDAN  
WILL BE IMPACTED BY THE SNOW. THE HAZARDOUS CONDITIONS COULD  
IMPACT THE THURSDAY AND FRIDAY MORNING COMMUTES.  
 
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  
 
LESTER  
 
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