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Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Tonight
SSW 13kt
2-3ft
Monday
S 9kt
2ft
Monday Night
Light Wind
2ft
Tuesday
E 10kt
2ft
Tuesday Night
ESE 8kt⇓
2ft
Wednesday
⇑S 10kt
2ft
Wednesday Night
SSW 9kt
2ft
Thursday
⇑SSW 13kt
2ft
Thursday Night
SW 12kt
2ft

Associated Zone Forecast which includes this point

Last Update: 2:35 pm EDT Jun 7, 2026
Forecast Valid: 6pm EDT Jun 7, 2026-6pm EDT Jun 14, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSW wind 10 to 13 kt. Mostly cloudy. Seas 2 to 3 ft.

Monday

W wind 5 to 9 kt becoming S in the afternoon. Partly sunny. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

Tuesday

E wind 5 to 10 kt. Partly sunny. Seas around 2 ft.

Tuesday Night

ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 2 ft.

Wednesday

Variable winds less than 5 kt becoming S 5 to 10 kt in the afternoon. Mostly sunny. Seas around 2 ft.

Wednesday Night

SSW wind 7 to 9 kt. A slight chance of showers after 2am. Seas around 2 ft.

Thursday

Variable winds less than 5 kt becoming SSW 8 to 13 kt in the morning. A slight chance of showers, with thunderstorms also possible after 2pm. Seas around 2 ft.

Thursday Night

SW wind 10 to 12 kt. A slight chance of thunderstorms before 8pm, then a slight chance of showers after 2am. 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.