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Charleston Harbor MR

[NOTICE]

Last Update: 9:32 pm EDT Oct 26, 2026
Forecast Valid: 11pm EDT Oct 26, 2026-6pm EST Nov 2, 2026

Overnight

NNE wind around 7 kt. Mostly clear. Seas 1 ft or less.

Tuesday

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

Tuesday Night

NE wind around 10 kt. Mostly clear. Seas 1 ft or less.

Wednesday

NE wind 11 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas 1 ft or less.

Wednesday Night

NE wind 12 to 14 kt, with gusts as high as 22 kt. Partly cloudy. Seas 1 ft or less.

Thursday

NE wind 13 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas 1 ft or less.

Thursday Night

NE wind 9 to 12 kt. Partly cloudy. Seas 1 ft or less.

Friday

ENE wind 9 to 12 kt. Sunny. Seas 1 ft or less.

Friday Night

ENE wind 7 to 9 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.