SXUS75 KRIW 210731

RERP60



RECORD EVENT REPORT

NATIONAL WEATHER SERVICE RIVERTON WY

0130 AM MDT TUE APR 21 2026



...RECORD HIGH TEMPERATURE SET AT LAKE YELLOWSTONE WY...



A RECORD HIGH TEMPERATURE OF 60 DEGREES WAS SET AT LAKE YELLOWSTONE 

WY YESTERDAY, APRIL 20, 2026. THIS BREAKS THE OLD RECORD OF 57 

DEGREES SET IN 2010.



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