Marine Thunderstorm Wind — Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior
2012-07-04 · near Keweenaw Upr Ent Lt, Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior
36 MG
Magnitude
Event narrative
The Portage Canal observing site measured wind gusts to 42 mph.
Wider weather episode
A disturbance moving through a warm and unstable air mass produced strong thunderstorms over Lake Superior from the evening of the 4th into the morning of the 5th.
View location on OpenStreetMap → (47.2760, -88.5280)
Source: NOAA Storm Events Database, event_id 404321. Narrative written by the NWS forecast office that issued the report.