For More Weather Information:

Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Today
SW 19kt
3-4ft

Small Craft Advisory
Tonight
SW 11kt
2-3ft
Saturday
SW 11kt
2ft
Saturday Night
W 8kt
2ft
Sunday
⇑NW 18kt
2-3ft
Sunday Night
⇑NW 22kt
2-3ft
Monday
NW 21kt
2-3ft
Monday Night
NNW 17kt
2ft
Tuesday
NNW 14kt⇓
1-2ft

Associated Zone Forecast which includes this point

Last Update: 1:35 am EST Feb 20, 2026
Forecast Valid: 6am EST Feb 20, 2026-6pm EST Feb 26, 2026

View Nearby Observations

Detailed Forecast

...DENSE FOG ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON...

Today

SW wind 15 to 19 kt, with gusts as high as 27 kt. A slight chance of showers after 2pm. Patchy dense fog between 10am and 1pm, then Patchy dense fog after 2pm. Seas 3 to 4 ft.

Tonight

SW wind 7 to 11 kt. A chance of showers, with thunderstorms also possible after 2am. Patchy fog before 2am. Seas 2 to 3 ft.

Saturday

SW wind 7 to 11 kt. Showers and possibly a thunderstorm. Seas around 2 ft.

Saturday Night

SSW wind 6 to 8 kt becoming N in the evening. Showers and possibly a thunderstorm. Seas around 2 ft.

Sunday

W wind 10 to 13 kt becoming NW 15 to 18 kt in the afternoon. A chance of showers, mainly before 1pm. Seas 2 to 3 ft.

Sunday Night

NW wind 15 to 18 kt increasing to 19 to 22 kt after midnight. A slight chance of showers before 1am. Seas 2 to 3 ft.

Monday

NW wind 16 to 21 kt. Sunny. Seas 2 to 3 ft.

Monday Night

NNW wind 15 to 17 kt. Mostly clear. Seas around 2 ft.

Tuesday

NNW wind 11 to 14 kt becoming NW 6 to 9 kt in the afternoon. Sunny. Seas 1 to 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.