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Charleston Harbor MR

[NOTICE]

Last Update: 2:32 pm EDT May 24, 2026
Forecast Valid: 7pm EDT May 24, 2026-6pm EDT May 31, 2026

Tonight

S wind 8 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Memorial Day

S wind 8 to 12 kt. A chance of showers and thunderstorms, mainly before 1pm. Seas 1 ft or less.

Monday Night

S wind 7 to 9 kt. A slight chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Seas 1 ft or less.

Tuesday

S wind 8 to 11 kt. A chance of showers, with thunderstorms also possible after 11am. Seas 1 ft or less.

Tuesday Night

SSW wind around 8 kt. A slight chance of showers before 8pm, then a slight chance of showers after 2am. Seas 1 ft or less.

Wednesday

SSW wind 7 to 11 kt. Showers likely, with thunderstorms also possible after 11am. Seas 1 ft or less.

Wednesday Night

SW wind 6 to 8 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas 1 ft or less.

Thursday

W wind 5 to 9 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Thursday Night

SSW wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.

Winds and waves higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.