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Charleston Harbor MR

[NOTICE]

Last Update: 1:32 pm EST Dec 2, 2025
Forecast Valid: 4pm EST Dec 2, 2025-6pm EST Dec 9, 2025

Tonight

WNW wind 6 to 8 kt becoming N after midnight. Mostly cloudy. Seas 1 ft or less.

Wednesday

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

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.

Thursday Night

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

Friday

NNE wind 6 to 9 kt. Showers. Seas 1 ft or less.

Friday Night

NNW wind around 6 kt. Showers. Seas 1 ft or less.

Saturday

NNW wind 5 to 7 kt. Showers. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 59 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.