Heat — East Sweetwater County, Wyoming

2021-07-17 to 2021-07-19 · East Sweetwater County, Wyoming

Event narrative

At the Southwest Wyoming Regional Airport east of Rock Springs, record high temperatures of 94 and 96 were recorded on July 18th and 19th, respectively.

Wider weather episode

A combination of an abnormally strong ridge and dry soil produced very hot temperatures in many areas. The hottest temperature during the period was 107 degrees at Greybull on July 19th. Record high temperatures were also recorded at Worland, Riverton, Lander, Buffalo, Rock Springs, and Big Piney.

Source: NOAA Storm Events Database, event_id 971323. Narrative written by the NWS forecast office that issued the report.