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Charleston Harbor MR

[NOTICE]

Last Update: 7:32 am EST Feb 13, 2026
Forecast Valid: 7am EST Feb 13, 2026-6pm EST Feb 19, 2026

Today

NNE wind 7 to 10 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming E around 6 kt in the morning. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers after 1am. Seas 1 ft or less.

Sunday

SE wind 5 to 8 kt becoming S 9 to 12 kt in the afternoon. Showers. Seas 1 ft or less.

Sunday Night

S wind 8 to 11 kt becoming WSW after midnight. Showers. Seas 1 ft or less.

Washington's Birthday

NNW wind around 8 kt becoming NNE in the afternoon. A chance of showers. Seas 1 ft or less.

Monday Night

NNE wind around 6 kt. A slight chance of showers. Seas 1 ft or less.

Tuesday

N wind around 6 kt becoming ENE in the afternoon. Partly sunny. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 48 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.