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Charleston Harbor MR

[NOTICE]

Last Update: 7:32 pm EST Jan 15, 2026
Forecast Valid: 12am EST Jan 16, 2026-6pm EST Jan 22, 2026

Overnight

NW wind 6 to 10 kt. Clear. Seas 1 ft or less.

Friday

Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

SSW wind 6 to 8 kt. Mostly clear. Seas 1 ft or less.

Saturday

SW wind 10 to 12 kt. Mostly sunny. Seas 1 ft or less.

Saturday Night

SW wind 5 to 8 kt becoming NW after midnight. A chance of showers after 1am. Seas 1 ft or less.

Sunday

WNW wind 10 to 12 kt. Showers likely, mainly before 1pm. Seas 1 ft or less.

Sunday Night

WNW wind around 8 kt. Mostly clear. Seas 1 ft or less.

M.L.King Day

W wind 6 to 9 kt. Sunny. Seas 1 ft or less.

Monday Night

W wind 7 to 9 kt becoming NW after midnight. Mostly clear. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 55 degrees.

*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.