Extreme Cold/Wind Chill — Osceola, Iowa

2025-01-20 to 2025-01-21 · Osceola, Iowa

Event narrative

The lowest wind chills ranged from 35 to 39 below zero with 39 below zero observed at the Iowa Department of Transportation site near Sibley.

Wider weather episode

An Arctic airmass and elevated winds resulted in dangerous wind chills across northwest Iowa January 20 and then continuing into the morning of January 21. The lowest wind chills during these periods ranged from 35 to 40 below zero.

Source: NOAA Storm Events Database, event_id 1293912. Narrative written by the NWS forecast office that issued the report.