News Headlines

For More Weather Information:

Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

Tonight
NE 10kt
< 1ft
Tuesday
WSW 10kt
< 1ft
Tuesday Night
N 8kt
< 1ft
Wednesday
NNE 9kt
< 1ft
Wednesday Night
Light Wind
< 1ft
Thursday
⇑WNW 6kt
< 1ft
Thursday Night
⇑NNE 6kt
< 1ft
Friday
NNE 9kt
< 1ft
Friday Night
NNE 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 9:17 pm EST Dec 1, 2025
Forecast Valid: 10pm EST Dec 1, 2025-6pm EST Dec 8, 2025

View Nearby Observations

Detailed Forecast

Tonight

NE wind 6 to 10 kt. A chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 3am, then showers and possibly a thunderstorm after 3am. Seas 1 ft or less.

Tuesday

NNW wind 6 to 10 kt becoming WSW in the morning. Showers and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 3pm. Seas 1 ft or less.

Tuesday Night

WNW wind around 8 kt becoming N after midnight. Mostly cloudy. Seas 1 ft or less.

Wednesday

NNE wind 5 to 9 kt. Mostly sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Thursday Night

Variable winds less than 5 kt becoming NNE around 6 kt after midnight. A slight chance of showers. Seas 1 ft or less.

Friday

NNE wind around 9 kt. A chance of showers. Seas 1 ft or less.

Friday Night

NNE wind around 7 kt becoming N after midnight. Showers. Seas 1 ft or less.

Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 60 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.