459  
WWUS45 KRIW 181733  
WSWRIW  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RIVERTON WY  
1133 AM MDT FRI APR 18 2025  
 
WYZ010-011-015>020-022-181845-  
/O.EXP.KRIW.WS.W.0010.000000T0000Z-250418T1800Z/  
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-WIND RIVER  
MOUNTAINS EAST-UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER  
FOOTHILLS-GREEN MOUNTAINS AND RATTLESNAKE RANGE-NATRONA COUNTY  
LOWER ELEVATIONS-CASPER MOUNTAIN-  
INCLUDING THE CITIES OF SHOSHONI, JEFFREY CITY, LANDER, KAYCEE,  
BUFFALO, CASPER, RIVERTON, AND DUBOIS  
1133 AM MDT FRI APR 18 2025  
   
..WINTER STORM WARNING WILL EXPIRE AT NOON MDT TODAY  
 
THE MAJORITY OF SNOW HAS ENDED, SO THE WINTER STORM WARNING WILL BE  
ALLOWED TO EXPIRE. LINGERING LIGHT SNOW WILL CONTINUE THROUGH THE  
AFTERNOON AND EVENING FOR SOME AREAS.  
 
 
 
WYZ002-007>009-030-181845-  
/O.EXP.KRIW.WW.Y.0021.000000T0000Z-250418T1800Z/  
ABSAROKA MOUNTAINS-OWL CREEK AND BRIDGER MOUNTAINS-BIGHORN  
MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-EAST SWEETWATER COUNTY-  
INCLUDING THE CITIES OF WAMSUTTER  
1133 AM MDT FRI APR 18 2025  
   
..WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY  
 
THE MAJORITY OF SNOW HAS ENDED, SO THE WINTER WEATHER ADVISORY WILL  
BE ALLOWED TO EXPIRE. LINGERING LIGHT SNOW WILL CONTINUE THROUGH THE  
AFTERNOON AND EVENING FOR SOME AREAS.  
 
 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT  
HTTPS://WEATHER.GOV/RIW/ .  
 
WITTMANN  
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