Marine Thunderstorm Wind — Grand Marais To Whitefish Point Mi, Lake Superior
2018-08-31 · near Grand Marais Light, Grand Marais To Whitefish Point Mi, Lake Superior
35 MG
Magnitude
Event narrative
The Grand Marais GLOS station measured a thunderstorm wind gust of 40 mph.
Wider weather episode
An upper disturbance moving through a moist and unstable air mass produced strong thunderstorms over Lake Superior during the afternoon and evening of the 31st.
View location on OpenStreetMap → (46.6792, -85.9722)
Source: NOAA Storm Events Database, event_id 780033. Narrative written by the NWS forecast office that issued the report.