589   
WWUS45 KRIW 180730  
WSWRIW  
  
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SUN MAY 18 2025  
  
WYZ008-009-190000-  
/O.NEW.KRIW.WW.Y.0025.250519T0600Z-250520T0600Z/  
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-  
130 AM MDT SUN MAY 18 2025  
  
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO   
MIDNIGHT MDT MONDAY NIGHT...  
  
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 5 TO 9 INCHES.   
  LOCAL AMOUNTS OVER A FOOT POSSIBLE ABOVE 9500 FEET. WINDS GUSTING   
  AS HIGH AS 40 MPH.  
  
* WHERE...BIGHORN MOUNTAINS SOUTHEAST AND BIGHORN MOUNTAINS WEST.  
  
* WHEN...FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT MONDAY NIGHT.  
  
* IMPACTS...TRAVEL COULD BE DIFFICULT, INCLUDING OVER POWDER RIVER   
  AND GRANITE PASSES.  
  
* ADDITIONAL DETAILS...THE GREATEST IMPACTS WILL BE FROM LATE SUNDAY   
  NIGHT THROUGH MONDAY MORNING.  
  
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
  
SLOW DOWN AND USE CAUTION WHILE TRAVELING.   
  
FOR GRAPHICAL DEPICTIONS OF THE SNOWFALL FORECAST, INCLUDING THE   
OFFICIAL NWS FORECAST, HIGH END AMOUNTS, AND LOW END AMOUNTS, VISIT   
HTTPS://WEATHER.GOV/RIW/WINTER .  
  
FOR WINTER ROAD CONDITIONS FROM THE WYOMING DEPARTMENT OF   
TRANSPORTATION, VISIT HTTPS://WYOROAD.INFO .  
  
  
  
  
  
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT   
HTTPS://WEATHER.GOV/RIW/ .  
  
HATTINGS  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.


The Nexlab WY Page

Main Text Page