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Charleston Harbor MR

[NOTICE]

Last Update: 1:30 am EST Feb 10, 2026
Forecast Valid: 5am EST Feb 10, 2026-6pm EST Feb 16, 2026

Today

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

Tonight

SSW wind 9 to 11 kt becoming WSW after midnight. Increasing clouds. Seas 1 ft or less.

Wednesday

WSW wind 10 to 12 kt. Showers likely, mainly after 1pm. Seas 1 ft or less.

Wednesday Night

Variable winds less than 5 kt becoming NNE 5 to 8 kt in the evening. A chance of showers before 1am. Seas 1 ft or less.

Thursday

NNE wind 5 to 8 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.

Thursday Night

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

Friday

ENE wind 6 to 8 kt. A chance of showers, mainly after 1pm. Seas 1 ft or less.

Friday Night

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

Saturday

ENE wind 7 to 10 kt. A chance of showers. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 47 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.