Heat — Wind River Basin, Wyoming

2021-06-11 to 2021-06-17 · Wind River Basin, Wyoming

Event narrative

A high temperature of 102 degrees was record in downtown Riverton, Wyoming on the 15th on June. The ASOS at the Riverton airport had a high temperature of 100 on the same day.

Wider weather episode

A strong ridge parked over the northern Rockies and brought very hot temperatures to much of western and central Wyoming. All of the lower elevations saw high temperatures 90 degrees or above with many high temperatures over 100 in the lower elevations East of the Continental Divide. The Greybull and Johnson County airports tied their all time record highs of 108 and 104 degrees respectively, on June 15th. The high of 106 at the Worland airport on June 15th missed the all time record high by 1 degree.

Source: NOAA Storm Events Database, event_id 964944. Narrative written by the NWS forecast office that issued the report.