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Charleston Harbor MR

[NOTICE]

Last Update: 7:30 am EST Nov 11, 2026
Forecast Valid: 12pm EST Nov 11, 2026-6pm EST Nov 17, 2026

Veterans Day

SW wind 6 to 9 kt. Mostly sunny. Seas 1 ft or less.

Tonight

WSW wind 7 to 9 kt. Mostly cloudy, then gradually becoming mostly clear. Seas 1 ft or less.

Thursday

WSW wind 9 to 12 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 23 kt. Sunny. Seas 1 ft or less.

Thursday Night

W wind around 11 kt becoming NW after midnight. Mostly clear. Seas 1 ft or less.

Friday

NW wind 9 to 11 kt. Sunny. Seas 1 ft or less.

Friday Night

WNW wind around 9 kt becoming NNW after midnight. Mostly clear. Seas 1 ft or less.

Saturday

N wind around 9 kt. Sunny. Seas 1 ft or less.

Saturday Night

Variable winds less than 5 kt becoming N 5 to 8 kt in the evening. Mostly clear. Seas 1 ft or less.

Sunday

NNE wind 5 to 8 kt. Sunny. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 70 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.