For More Weather Information:

Charleston Harbor MR

[NOTICE]

Last Update: 1:35 pm EST Nov 13, 2026
Forecast Valid: 4pm EST Nov 13, 2026-6pm EST Nov 20, 2026

Tonight

W wind 8 to 10 kt becoming NNW after midnight. Mostly clear. Seas 1 ft or less.

Saturday

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

Saturday Night

N wind 5 to 8 kt. Clear. Seas 1 ft or less.

Sunday

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

Sunday Night

Variable winds less than 5 kt becoming NNE 5 to 7 kt in the evening. Mostly clear. Seas 1 ft or less.

Monday

NNE wind 8 to 10 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

NE wind 8 to 10 kt. Mostly cloudy. Seas 1 ft or less.

Tuesday

NNE wind 11 to 13 kt. Partly sunny. Seas 1 ft or less.

Tuesday Night

NNE wind around 11 kt. Partly cloudy. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 69 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.