Extreme Cold/Wind Chill — North Sioux, Nebraska

2025-02-18 to 2025-02-19 · North Sioux, Nebraska

Event narrative

Overnight low temperatures fell to between -10 F and -15 F in Northern Sioux County from 2/18 through 2/19. The combination of cold temperatures and gusty winds resulted in a prolonged period of extreme wind chills under -35 F. Minimum observed wind chill values reached -37 F at the mesonet site 17 miles north-northeast of Harrison at 7:24 AM MST on 2/19.

Wider weather episode

Widespread arctic cold temperatures returned to western Nebraska.

Source: NOAA Storm Events Database, event_id 1230039. Narrative written by the NWS forecast office that issued the report.