Cold/Wind Chill — Keweenaw, Michigan

2025-02-17 to 2025-02-18 · Keweenaw, Michigan

Event narrative

The mesonet station OJIM4 Ojibway - Isle Royale reported a wind chill of -26 degrees at 8:30 AM on the 17th and a wind chill of -29 degrees at 7:30 AM on the 18th.

Wider weather episode

An arctic airmass settling over the region produced some heavy lake effect snow and extreme cold conditions across much of the UP from the 15th through the 20th.

Source: NOAA Storm Events Database, event_id 1239238. Narrative written by the NWS forecast office that issued the report.