Marine Thunderstorm Wind — Eagle River To Manitou Island Mi, Lake Superior
2023-07-27 · near Copper Harbor, Eagle River To Manitou Island Mi, Lake Superior
37 MG
Magnitude
Event narrative
There was a 43 mph thunderstorm gust at the Copper Harbor ASOS.
Wider weather episode
The passage of a surface trough and cold front through an unstable air mass led to the development of strong to severe thunderstorms over Lake Superior on the 27th.
View location on OpenStreetMap → (47.4685, -87.8691)
Source: NOAA Storm Events Database, event_id 1119647. Narrative written by the NWS forecast office that issued the report.