Wisconsin lightning map
Wisconsin sits in the upper-Midwest storm belt, with frequent summer thunderstorm complexes shaped by lake breezes and passing fronts.
Cities in Wisconsin
Track lightning anywhere in Wisconsin.
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Frequently asked
How many thunderstorm days does Wisconsin get?
Wisconsin averages about 40 thunderstorm days a year, versus a US average near 25. Activity peaks May–August.
When is thunderstorm season in Wisconsin?
Lightning is most frequent May–August in Wisconsin.