978  
FLUS45 KRIW 202219  
HWORIW  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE RIVERTON WY  
319 PM MST MON JAN 20 2025  
 
WYZ001>020-022>030-220230-  
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-  
NORTH BIGHORN BASIN-SOUTHWEST BIGHORN BASIN-SOUTHEAST BIGHORN BASIN-  
OWL CREEK AND BRIDGER MOUNTAINS-BIGHORN MOUNTAINS WEST-  
BIGHORN MOUNTAINS SOUTHEAST-NORTHEAST JOHNSON COUNTY-  
SOUTHEAST JOHNSON COUNTY-TETON AND GROS VENTRE MOUNTAINS-  
JACKSON HOLE-WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-  
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-  
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-  
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-  
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-  
319 PM MST MON JAN 20 2025  
 
...HIGH WIND WARNING IN EFFECT FOR THE ABSAROKA MOUNTAINS 2 AM TO 5  
PM TUESDAY...  
 
...HIGH WIND WATCH IN EFFECT FOR THE CODY FOOTHILLS 5 AM TO 5 PM  
TUESDAY...  
 
...COLD WEATHER ADVISORIES REMAIN IN EFFECT FOR MUCH OF NORTHERN AND  
CENTRAL WY THROUGH 11 AM TUESDAY...  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.  
   
DAY ONE  
THIS AFTERNOON AND TONIGHT.  
 
VERY COLD TEMPERATURES PERSIST THROUGH TONIGHT, WITH WIND CHILL  
TEMPERATURES EXPECTED TO BE -20 TO -30 FOR MOST AREAS.  
 
WINDS WILL INCREASE OVERNIGHT WITH GUSTS 50 TO 60 MPH POSSIBLE ALONG  
THE ABSAROKA MOUNTAINS AND CODY FOOTHILLS BY SUNRISE TUESDAY.  
   
DAYS TWO THROUGH SEVEN  
TUESDAY THROUGH SUNDAY.  
 
TUESDAY...STRONG WINDS CONTINUE ACROSS THE ABSAROKA MOUNTAINS AND  
CODY FOOTHILLS THROUGH MUCH OF THE AFTERNOON. STRONG WEST WINDS WITH  
GUSTS 40 TO 50 MPH ARE ALSO EXPECTED ACROSS THE SOUTHERN WIND  
CORRIDOR TOWARDS CASPER. HWY 28 OVER SOUTH PASS AND HWY 258 OUTER  
DRIVE ON THE SOUTH SIDE OF CASPER COULD SEE OCCASIONAL GUSTS 50 TO 60  
MPH DURING THE DAY. WINDS DIMINISH TUESDAY NIGHT.  
 
FRIDAY NIGHT AND SATURDAY...CHANCES FOR WIDESPREAD SNOW RETURN, BUT  
CONFIDENCE IS LOW (20 TO 30%) REGARDING SNOWFALL AND IMPACTS AT THIS  
TIME.  
   
SPOTTER INFORMATION STATEMENT  
 
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER  
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.  
 
 
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