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Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Today
⇑N 16kt
2ft
Tonight
NNW 14kt
2-3ft
Sunday
N 9kt
2ft
Sunday Night
S 6kt
2ft
Monday
⇑S 10kt
2ft
Monday Night
S 10kt
2ft
Tuesday
⇑S 9kt
2ft
Tuesday Night
S 10kt
2ft
Wednesday
S 12kt
2-3ft

Associated Zone Forecast which includes this point

Last Update: 2:40 am EDT May 2, 2026
Forecast Valid: 6am EDT May 2, 2026-6pm EDT May 8, 2026

View Nearby Observations

Detailed Forecast

Today

N wind 6 to 11 kt increasing to 11 to 16 kt in the afternoon. Winds could gust as high as 23 kt. Showers and possibly a thunderstorm before 4pm, then showers likely. Seas around 2 ft.

Tonight

NNW wind 9 to 14 kt. A chance of showers, mainly before 9pm. Seas 2 to 3 ft.

Sunday

N wind 7 to 9 kt becoming E in the afternoon. Sunny. Seas around 2 ft.

Sunday Night

S wind around 6 kt. Mostly clear. Seas around 2 ft.

Monday

Variable winds less than 5 kt becoming S 5 to 10 kt in the morning. Sunny. Seas around 2 ft.

Monday Night

S wind 7 to 10 kt. Partly cloudy. Seas around 2 ft.

Tuesday

Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Sunny. Seas around 2 ft.

Tuesday Night

S wind around 10 kt. Mostly clear. Seas around 2 ft.

Wednesday

S wind 8 to 12 kt. Mostly sunny. Seas 2 to 3 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.