Maryland lightning map
Maryland sees humid summer thunderstorms across the Mid-Atlantic, energized by Chesapeake Bay moisture and afternoon heating.
Cities in Maryland
Track lightning anywhere in Maryland.
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Frequently asked
How many thunderstorm days does Maryland get?
Maryland averages about 35 thunderstorm days a year, versus a US average near 25. Activity peaks June–August.
When is thunderstorm season in Maryland?
Lightning is most frequent June–August in Maryland.