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Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]

Today
ENE 8kt
2ft
Tonight
⇑NE 20kt
2-3ft

Small Craft Advisory
Monday
NNE 18kt
4ft

Small Craft Advisory
Monday Night
ENE 12kt
3ft
Tuesday
NE 9kt
2-3ft
Tuesday Night
Light Wind
2ft
Wednesday
⇑SSW 16kt
2-3ft
Wednesday Night
SW 14kt
2-3ft
Thursday
NNW 9kt
2ft

Associated Zone Forecast which includes this point

Last Update: 8:32 am EDT Apr 26, 2026
Forecast Valid: 9am EDT Apr 26, 2026-6pm EDT May 2, 2026

View Nearby Observations

Detailed Forecast

Today

SW wind 5 to 8 kt becoming ENE in the afternoon. A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall. Seas around 2 ft.

Tonight

NE wind 12 to 15 kt increasing to 17 to 20 kt after midnight. A slight chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Seas 2 to 3 ft.

Monday

NNE wind 14 to 18 kt, with gusts as high as 24 kt. Cloudy through mid morning, then gradual clearing. Seas around 4 ft.

Monday Night

ENE wind 10 to 12 kt. Mostly clear. Seas around 3 ft.

Tuesday

NE wind 7 to 9 kt becoming E in the afternoon. Mostly sunny. Seas 2 to 3 ft.

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers after 2am. Seas around 2 ft.

Wednesday

SSW wind 8 to 11 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 22 kt. A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Seas 2 to 3 ft.

Wednesday Night

SW wind 9 to 14 kt becoming W after midnight. A chance of showers and thunderstorms. Seas 2 to 3 ft.

Thursday

NNW wind around 9 kt. A chance of showers. 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.