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Charleston Harbor MR

[NOTICE]

Last Update: 7:32 am EST Mar 1, 2026
Forecast Valid: 8am EST Mar 1, 2026-6pm EST Mar 7, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH

Today

Variable winds 5 kt or less. Patchy fog before 9am. Seas 1 ft or less.

Tonight

Variable winds less than 5 kt becoming NE 5 to 8 kt after midnight. Mostly cloudy. Seas 1 ft or less.

Monday

NE wind 15 to 18 kt, with gusts as high as 26 kt. Mostly cloudy. Seas 1 ft or less.

Monday Night

NE wind 13 to 16 kt, with gusts as high as 25 kt. A slight chance of showers. Seas 1 ft or less.

Tuesday

NE wind 9 to 12 kt becoming E in the afternoon. A slight chance of showers. Seas 1 ft or less.

Tuesday Night

ESE wind 5 to 7 kt. Mostly clear. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the morning. Mostly sunny. Seas 1 ft or less.

Wednesday Night

ESE wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. A slight 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.