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Charleston Harbor MR

[NOTICE]

Last Update: 7:30 pm EST Dec 6, 2025
Forecast Valid: 10pm EST Dec 6, 2025-6pm EST Dec 13, 2025

Tonight

Variable winds 5 kt or less. A slight chance of showers before 11pm. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. A chance of showers, mainly between 1pm and 3pm. Seas 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming N around 6 kt after midnight. A chance of showers, mainly between 7pm and 1am. Seas 1 ft or less.

Monday

N wind 7 to 11 kt. A chance of showers before 1pm. Seas 1 ft or less.

Monday Night

N wind around 12 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

N wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Tuesday Night

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

Wednesday

Variable winds less than 5 kt becoming WSW 5 to 10 kt in the morning. Sunny. Seas 1 ft or less.

Wednesday Night

WSW wind 8 to 10 kt. Mostly clear. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 58 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.