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Marine Thunderstorm Wind · Atlantic South

Marine Thunderstorm Wind July 11, 2025 · Charleston Harbor, Atlantic South

44 mph

Measured gust (38 kt)

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

What the National Weather Service wrote

The Weatherflow site at Fort Sumter measured a 38 knot wind gust.

The wider storm

Numerous clusters of thunderstorms developed across southeast Georgia and southeast South Carolina in the afternoon hours. These storms progressed to the east and impacted the coast and Atlantic coastal waters with strong wind gusts into the early evening.

Began near Fort Sumter (32.7512, -79.8707).

Source: NOAA Storm Events Database, event 1286285. Narratives are written by the National Weather Service forecast office that issued the report.

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