For More Weather Information:

Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Tonight
⇑NNE 18kt
3-4ft

Small Craft Advisory
Saturday
NE 23kt
6ft

Small Craft Advisory
Saturday Night
NE 24kt⇓
6-7ft

Small Craft Advisory
Sunday
SW 10kt
5ft

Small Craft Advisory
Sunday Night
⇑SW 25kt
5-6ft

Small Craft Advisory
Monday
W 18kt
4-5ft

Small Craft Advisory
Monday Night
NW 19kt
3ft

Small Craft Advisory
Tuesday
N 13kt⇓
2-3ft

Small Craft Advisory
Tuesday Night
WSW 12kt
2ft

Associated Zone Forecast which includes this point

Last Update: 4:30 pm EST Jan 23, 2026
Forecast Valid: 5pm EST Jan 23, 2026-6pm EST Jan 30, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EST TONIGHT

Tonight

NNE wind 10 to 13 kt increasing to 15 to 18 kt after midnight. A slight chance of showers between midnight and 1am. Seas 3 to 4 ft.

Saturday

NE wind 21 to 23 kt. Cloudy. Seas 4 ft building to 6 ft.

Saturday Night

NE wind 19 to 24 kt decreasing to 14 to 19 kt after midnight. Rain, mainly after 7pm. Seas 6 to 7 ft.

Sunday

NNE wind 6 to 10 kt becoming SW in the afternoon. A chance of rain. Seas around 5 ft.

Sunday Night

S wind 16 to 19 kt becoming SW 22 to 25 kt after midnight. Rain likely and possibly a thunderstorm before 1am, then showers between 1am and 4am, then showers and possibly a thunderstorm after 4am. Seas 5 to 6 ft.

Monday

W wind around 18 kt becoming NW in the afternoon. A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Seas 4 to 5 ft.

Monday Night

NW wind 16 to 19 kt. Mostly clear. Seas around 3 ft.

Tuesday

N wind 10 to 13 kt becoming WNW 6 to 9 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Tuesday Night

WSW wind 8 to 12 kt. Mostly clear. Seas around 2 ft.

*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.