100  
WWUS85 KRIW 260128  
SPSRIW  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RIVERTON WY  
728 PM MDT SUN OCT 25 2020  
 
WYZ001>020-022>030-261500-  
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-  
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-  
SOUTHEAST BIG HORN 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-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, OLD FAITHFUL, CLARK, CODY,  
MEETEETSE, BASIN, GREYBULL, LOVELL, POWELL, SHELL, THERMOPOLIS,  
TEN SLEEP, WORLAND, BUFFALO, KAYCEE, JACKSON, DUBOIS, RIVERTON,  
SHOSHONI, LANDER, JEFFREY CITY, CASPER, AFTON, ALPINE,  
STAR VALLEY RANCH, THAYNE, PINEDALE, LA BARGE, BIG PINEY, FARSON,  
KEMMERER, COKEVILLE, ROCK SPRINGS, GREEN RIVER, AND WAMSUTTER  
728 PM MDT SUN OCT 25 2020  
   
..RECORD BREAKING COLD TEMPERATURES TONIGHT THROUGH MONDAY
 
 
THIS IS A SPECIAL WEATHER STATEMENT FROM THE NATIONAL WEATHER  
SERVICE OFFICE IN RIVERTON.  
 
* WHAT AND WHEN...VERY COLD TEMPERATURES TONIGHT WITH LOWS BETWEEN  
5 AND 15 DEGREES BELOW ZERO. COLDER VALLEYS POTENTIALLY REACHING  
20 BELOW ZERO. VERY COLD HIGH TEMPERATURES MONDAY. HIGHS ONLY IN  
THE TEENS AND 20S FOR MOST LOCATIONS MONDAY AFTERNOON.  
 
* WHERE...WESTERN AND CENTRAL WYOMING.  
 
* ADDITIONAL DETAILS...EXERCISE CAUTION WHEN GOING OUTSIDE AS  
FROSTBITE CAN OCCUR WITHIN MINUTES, ESPECIALLY ON EXPOSED SKIN.  
TAKE APPROPRIATE MEASURES TO PROTECT YOURSELF FROM THE BITTER  
COLD.  
 

 
 
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