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Marine Thunderstorm Wind · Lake Michigan

Marine Thunderstorm Wind July 7, 2020 · Wilmette Harbor To Northerly Island Il, Lake Michigan

35 mph

Estimated gust (30 kt)

Death

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Several people were swimming near a boat in Monroe Harbor when the boat was blown into a break wall by strong winds from a thunderstorm. One of the swimmers, a woman, went under water and did not surface. Her body was found the next morning.

The wider storm

Scattered thunderstorms along with an outflow boundary moved across southern Lake Michigan during the evening of July 7th.

Began near Monroe Harbor (41.8800, -87.6100).

Source: NOAA Storm Events Database, event 908264. Narratives are written by the National Weather Service forecast office that issued the report.

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