564
WWUS75 KRIW 201348
NPWRIW
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
748 AM MDT WED MAY 20 2026
WYZ005-006-011-016>020-201500-
/O.EXP.KRIW.FZ.W.0004.000000T0000Z-260520T1400Z/
SOUTHWEST BIGHORN BASIN-SOUTHEAST BIGHORN BASIN-SOUTHEAST JOHNSON
COUNTY-UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-NATRONA COUNTY LOWER
ELEVATIONS-
INCLUDING THE CITIES OF TEN SLEEP, CASPER, SHOSHONI, KAYCEE,
LANDER, RIVERTON, WORLAND, JEFFREY CITY, THERMOPOLIS, AND DUBOIS
748 AM MDT WED MAY 20 2026
..FREEZE WARNING WILL EXPIRE AT 8 AM MDT THIS MORNING
TEMPERATURES WILL CONTINUE TO WARM THROUGH THE MORNING. THEREFORE,
THE FREEZE WARNING WILL BE ALLOWED TO EXPIRE AT 8 AM MDT.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT
HTTPS://WEATHER.GOV/RIW/ .
GERHARDT
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page