Cold/Wind Chill — Eastern Lemhi County, Idaho

2023-02-22 to 2023-02-23 · Eastern Lemhi County, Idaho

Event narrative

The lowest wind chill values observed ranged between -20F and -30F.

Wider weather episode

Arctic air pushed across the Continental Divide into western Montana and central Idaho. Temperatures well below zero were experienced, along with dangerously cold wind chills.

Source: NOAA Storm Events Database, event_id 1081290. Narrative written by the NWS forecast office that issued the report.