051  
WWUS45 KRIW 131932  
WSWRIW  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 PM MDT TUE OCT 13 2026  
 
WYZ014-015-141200-  
/O.CON.KRIW.WW.Y.0020.000000T0000Z-261014T1200Z/  
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-  
132 PM MDT TUE OCT 13 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT  
WEDNESDAY...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS OF A COATING TO 3 INCHES  
FOR ELEVATIONS UP TO 9,000 FEET. SNOW ACCUMULATIONS OF 2 TO 6  
INCHES ARE EXPECTED ACROSS ELEVATIONS OF 9,000 FEET AND ABOVE.  
 
* WHERE...WIND RIVER MOUNTAINS EAST AND WIND RIVER MOUNTAINS WEST.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY. THE TIME OF MAXIMUM IMPACT IS MOST  
LIKELY TUESDAY AFTERNOON INTO TUESDAY NIGHT.  
 
* IMPACTS...TRAVEL COULD BE DIFFICULT ESPECIALLY ACROSS THE  
BACKCOUNTRY. THE HAZARDOUS CONDITIONS MAY IMPACT THE COMMUTES  
ACROSS SOUTH PASS.  
 
* ADDITIONAL DETAILS...SNOW ACCUMULATIONS OF A COATING TO 2 INCHES  
ALONG SOUTH PASS MAINLY ON GRASSY SURFACES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD CONDITIONS  
FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
HTTPS://WWW.WEATHER.GOV/RIW/  
 
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