High Wind — Southeast Johnson County, Wyoming
2026-01-15 · Southeast Johnson County, Wyoming
56 MG
Magnitude
Event narrative
A maximum wind gust of 64 mph occurred at the Purdy East site to the west of Interstate 25.
Wider weather episode
The combination of a passing shortwave trough and strong jet stream aloft produced high winds across portions of central Wyoming. The highest wind gusts occurred in the Bighorn Mountains of Johnson County, where the School House RAWS site had a maximum wind gust of 85 mph. The strong wind was accompanied by heavy snow showers at times, bringing reduced visibility and wintry travel conditions.
Source: NOAA Storm Events Database, event_id 1313889. Narrative written by the NWS forecast office that issued the report.