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Charleston Harbor MR

[NOTICE]

Last Update: 2:35 pm EDT Oct 31, 2026
Forecast Valid: 7pm EDT Oct 31, 2026-6pm EST Nov 7, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

Tonight

NE wind 12 to 16 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 1 ft or less.

Sunday

NE wind 14 to 19 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 1 ft or less.

Sunday Night

NE wind 12 to 16 kt, with gusts as high as 23 kt. A slight chance of showers after 5am. Seas 1 ft or less.

Monday

NE wind 13 to 16 kt, with gusts as high as 22 kt. A slight chance of showers. Seas 1 ft or less.

Monday Night

ENE wind 10 to 13 kt, with gusts as high as 20 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

ENE wind 10 to 15 kt, with gusts as high as 21 kt. Mostly sunny. Seas 1 ft or less.

Tuesday Night

ENE wind 8 to 11 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

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

Wednesday Night

ENE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A chance of showers. Seas 1 ft or less.

*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.