Marine Thunderstorm Wind — Manitou Island To Marquette Mi Beyond 5nm From Shore, Lake Superior
2025-06-21 · near Marquette, Manitou Island To Marquette Mi Beyond 5nm From Shore, Lake Superior
54 MG
Magnitude
Event narrative
U-MICH and NMU Mesonet station GISM4 reported a brief wind gust to 54 mph at 7:10 EST on the 21st.
Wider weather episode
A thunderstorm complex moved over Lake Superior, and the thunderstorms plus its associated wake low produced high winds across much of the lake on the 21st.
View location on OpenStreetMap → (46.7092, -87.4000)
Source: NOAA Storm Events Database, event_id 1278421. Narrative written by the NWS forecast office that issued the report.