Marine Thunderstorm Wind — Charleston Harbor, Atlantic South
2025-07-21 · near The Charleston Battery, Charleston Harbor, Atlantic South
34 MG
Magnitude
Event narrative
The National Weather Service official observation site at Downtown Charleston (KCXM) measured a 34 knot wind gust.
Wider weather episode
Scattered to numerous thunderstorms developed across southeast Georgia and southeast South Carolina in the afternoon hours. The first round of storms developed along the Charleston County coast and produced strong wind gusts in Charleston Harbor. The second round of storms impacted the Chatham County coast and produced strong wind gusts along the Tybee Island coast.
View location on OpenStreetMap → (32.7750, -79.9239)
Source: NOAA Storm Events Database, event_id 1287059. Narrative written by the NWS forecast office that issued the report.