Lake-Effect Snow — Keweenaw, Michigan

2025-02-09 to 2025-02-11 · Keweenaw, Michigan

Event narrative

The CoCoRaHS observer MI-KW-3 Ahmeek 0.1 E reported a 12-hour snowfall total of 14.5 inches by 8 AM on the 10th. The event total at this location was 21.5 inches. Houghton-Keweenaw County Schools delayed the start of school on the 10th and 11th. Key impacts: travel delays, school delays.

Wider weather episode

West and west-northwest wind lake effect snow belts converged over the Keweenaw Peninsula on the 10th and 11th, resulting in heavy snowfall, travel impacts, and school delays.

Source: NOAA Storm Events Database, event_id 1239175. Narrative written by the NWS forecast office that issued the report.