Thunderstorms developed ahead of a cold front over east-central Wisconsin during the afternoon and produced strong winds as they tracked over the Lake Michigan waters.
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The episode as NWS GRB wrote it up.
Thunderstorms developed ahead of a cold front over east-central Wisconsin during the afternoon and produced strong winds as they tracked over the Lake Michigan waters.
The Green Bay radar (KGRB), 50 km away, was scanning. The volume nearest the first event began at 22:05 UTC.
1 marine thunderstorm wind. Local standard time, as filed.
Thunderstorms produced a gust to 46 knots at a Kewaunee mesonet site.
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NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1112417.