Marine Thunderstorm Wind — Charleston Harbor, Atlantic South
2025-06-25 · near The Charleston Battery, Charleston Harbor, Atlantic South
38 MG
Magnitude
Event narrative
The Weatherflow sensor at Plum Island measured a wind gust of 38 knots.
Wider weather episode
Showers and thunderstorms congealing north-northwest of the region eventually tracked south into the local area, encountering a highly unstable airmass displaying large downdraft CAPE and strong mid-level lapse rates, leading to severe thunderstorms capable of producing damaging wind gusts across coastal waters.
View location on OpenStreetMap → (32.7585, -79.9529)
Source: NOAA Storm Events Database, event_id 1279626. Narrative written by the NWS forecast office that issued the report.