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Marine Thunderstorm Wind · Atlantic South

Marine Thunderstorm Wind June 18, 2026 · Charleston Harbor, Atlantic South

45 mph

Measured gust (39 kt)

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

What the National Weather Service wrote

The Weatherflow sensor at Shutes Folly measured wind gusts of at least 34 knots between 510 PM and 520 PM with a peak wind gust of 39 knots at 510 PM.

The wider storm

Hot and humid conditions persisting across the region and a closed low across the Deep South led to an environment favorable for strong to severe thunderstorms across coastal waters.

Began near Shutes Folly Weatherflow (32.7700, -79.9100).

Source: NOAA Storm Events Database, event 1356967. Narratives are written by the National Weather Service forecast office that issued the report.

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