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Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Saturday
NE 23kt
6ft

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

Small Craft Advisory
Sunday
N 10kt
5ft

Small Craft Advisory
Sunday Night
⇑SW 22kt
6ft

Small Craft Advisory
Monday
W 18kt
4-5ft

Small Craft Advisory
Monday Night
NW 19kt
3ft

Small Craft Advisory
Tuesday
N 12kt⇓
2-3ft

Small Craft Advisory
Tuesday Night
WSW 13kt
2ft
Wednesday
WNW 10kt
2ft

Associated Zone Forecast which includes this point

Last Update: 12:38 am EST Jan 24, 2026
Forecast Valid: 1am EST Jan 24, 2026-6pm EST Jan 30, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

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 likely, mainly between midnight and 4am. Seas 6 to 7 ft.

Sunday

N wind 5 to 10 kt becoming S in the afternoon. A chance of rain, mainly before 1pm. Seas around 5 ft.

Sunday Night

S wind 12 to 17 kt becoming SW 17 to 22 kt after midnight. Winds could gust as high as 29 kt. Showers, with thunderstorms also possible after 4am. Seas 4 ft building to 6 ft.

Monday

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

Monday Night

NW wind 15 to 19 kt. Mostly clear. Seas around 3 ft.

Tuesday

N wind 9 to 12 kt becoming WNW 6 to 9 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Tuesday Night

WSW wind 10 to 13 kt. Mostly clear. Seas around 2 ft.

Wednesday

WNW wind 6 to 10 kt becoming WSW in the afternoon. Mostly sunny. Seas around 2 ft.

Winds and seas higher in and near tstms.

*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.