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Charleston Harbor MR

[NOTICE]

Last Update: 8:17 am EST Nov 8, 2025
Forecast Valid: 8am EST Nov 8, 2025-6pm EST Nov 14, 2025

Today

WSW wind 5 to 9 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Tonight

SSW wind 6 to 9 kt. Partly cloudy. Seas 1 ft or less.

Sunday

SW wind 8 to 11 kt. A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Seas 1 ft or less.

Sunday Night

SW wind 9 to 13 kt becoming WNW after midnight. A slight chance of thunderstorms before 7pm. Seas 1 ft or less.

Monday

NW wind 12 to 16 kt, with gusts as high as 22 kt. Sunny. Seas 1 ft or less.

Monday Night

NW wind 13 to 17 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

Veterans Day

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

Tuesday Night

WSW wind 5 to 8 kt. Mostly clear. Seas 1 ft or less.

Wednesday

SW wind 9 to 13 kt. Sunny. Seas 1 ft or less.

Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 64 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.