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Marine Thunderstorm Wind · Atlantic North

Marine Thunderstorm Wind March 11, 2026 · Patapsco River Including Baltimore Harbor, Atlantic North

39 mph

Estimated gust (34 kt)

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

What the National Weather Service wrote

A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a mesonet at Baltimore Tower (MSI05) adjacent to the tidal Patapsco River.

The wider storm

A powerful cold front spawned a narrow corridor of bowing line segments and line-embedded supercells, resulting in gale- to storm-force winds over the upper Chesapeake Bay.

Began near Baltimore Key Bridge (fskm2) (39.2274, -76.5813).

Source: NOAA Storm Events Database, event 1311494. Narratives are written by the National Weather Service forecast office that issued the report.

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