Marine Thunderstorm Wind — Pt Wing To Sand Is Wi, Lake Superior
2007-09-21 · near Sand Island, Pt Wing To Sand Is Wi, Lake Superior
39 EG
Magnitude
Event narrative
Estimated wind gusts to 45 mph at Cornucopia Marina.
Wider weather episode
A squall line containing thunderstorms with strong winds developed ahead of a cold front that moved southeast across Western Lake Superior during the late afternoon hours of September 21.
View location on OpenStreetMap → (46.6997, -91.0212)
Source: NOAA Storm Events Database, event_id 59636. Narrative written by the NWS forecast office that issued the report.