Marine Thunderstorm Wind — Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior
2012-09-04 · near Beacon Hill, Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior
40 MG
Magnitude
Event narrative
Wind gust of 46 mph measured at Freda.
Wider weather episode
Afternoon heating of an unstable air mass produced strong to severe thunderstorms over portions of Lake Superior from the evening of the 4th through the morning of the 5th.
View location on OpenStreetMap → (47.1300, -88.8200)
Source: NOAA Storm Events Database, event_id 409899. Narrative written by the NWS forecast office that issued the report.