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Charleston Harbor MR

[NOTICE]

Last Update: 2:30 am EDT Oct 17, 2026
Forecast Valid: 3am EDT Oct 17, 2026-6pm EDT Oct 23, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THIS MORNING

Saturday

WNW wind 10 to 15 kt becoming N 18 to 23 kt. Winds could gust as high as 29 kt. Showers likely, mainly before noon. Seas 1 ft or less.

Saturday Night

NNE wind 22 to 24 kt, with gusts as high as 31 kt. Mostly cloudy, then gradually becoming clear. Seas 1 ft or less.

Sunday

NNE wind 17 to 19 kt, with gusts as high as 26 kt. Sunny. Seas 1 ft or less.

Sunday Night

NNE wind 15 to 17 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

Monday

N wind around 16 kt, with gusts as high as 24 kt. Sunny. Seas 1 ft or less.

Monday Night

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

Tuesday

N wind 10 to 12 kt. Sunny. Seas 1 ft or less.

Tuesday Night

N wind around 9 kt. Mostly clear. Seas 1 ft or less.

Wednesday

N wind around 12 kt. Sunny. 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.