Ohio lightning map
Ohio gets a steady run of warm-season thunderstorms as Gulf moisture and passing fronts converge over the Ohio Valley and Great Lakes.
Cities in Ohio
Track lightning anywhere in Ohio.
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Frequently asked
How many thunderstorm days does Ohio get?
Ohio averages about 40 thunderstorm days a year, versus a US average near 25. Activity peaks May–August.
When is thunderstorm season in Ohio?
Lightning is most frequent May–August in Ohio.