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Charleston, SC Local Forecast Office

5NM NW Cape Romain Buoy MR

Marine Point Forecast

[NOTICE]
    • Today

      Today:NE wind 9 to 11 kt. Mostly cloudy. Seas around 3 ft.

      NE 11kt
      3ft

    • Tonight

      Tonight:NNE wind 10 to 13 kt increasing to 16 to 19 kt after midnight. A chance of showers, mainly before 1am.   Seas 3 to 4 ft.

      ⇑NNE 19kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:NE wind 21 to 24 kt. A chance of showers after 1pm.   Seas 5 to 6 ft.

      NE 24kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:NE wind 21 to 26 kt decreasing to 14 to 19 kt after midnight. Rain, mainly after 7pm.   Seas 6 to 7 ft.

      NE 26kt⇓
      6-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:N wind 6 to 10 kt becoming WSW in the afternoon. A chance of showers.   Seas 5 to 6 ft.

      WSW 10kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday Night

      Sunday Night:S wind 14 to 17 kt becoming SW 20 to 23 kt after midnight. Winds could gust as high as 29 kt. Showers.   Seas 4 ft building to 6 ft.

      ⇑SW 23kt
      Waves Building6ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:WNW wind 17 to 20 kt. A slight chance of showers before 1pm.   Seas 4 to 5 ft.

      WNW 20kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:NNW wind 20 to 23 kt decreasing to 14 to 17 kt after midnight. Mostly clear. Seas 3 to 4 ft.

      NNW 23kt⇓
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NNW wind 6 to 10 kt becoming WSW in the afternoon. Sunny. Seas around 2 ft.

      NNW 10kt
      2ft

      Small Craft Advisory
      Small Craft Advisory


Associated Zone Forecast which includes this point

Last Update: 1:30 am EST Jan 23, 2026
Forecast Valid: 6am EST Jan 23, 2026-6pm EST Jan 29, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH

Today
NE wind 9 to 11 kt. Mostly cloudy. Seas around 3 ft.
Tonight
NNE wind 10 to 13 kt increasing to 16 to 19 kt after midnight. A chance of showers, mainly before 1am. Seas 3 to 4 ft.
Saturday
NE wind 21 to 24 kt. A chance of showers after 1pm. Seas 5 to 6 ft.
Saturday Night
NE wind 21 to 26 kt decreasing to 14 to 19 kt after midnight. Rain, mainly after 7pm. Seas 6 to 7 ft.
Sunday
N wind 6 to 10 kt becoming WSW in the afternoon. A chance of showers. Seas 5 to 6 ft.
Sunday Night
S wind 14 to 17 kt becoming SW 20 to 23 kt after midnight. Winds could gust as high as 29 kt. Showers. Seas 4 ft building to 6 ft.
Monday
WNW wind 17 to 20 kt. A slight chance of showers before 1pm. Seas 4 to 5 ft.
Monday Night
NNW wind 20 to 23 kt decreasing to 14 to 17 kt after midnight. Mostly clear. Seas 3 to 4 ft.
Tuesday
NNW wind 6 to 10 kt becoming WSW in the afternoon. Sunny. Seas around 2 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 33.01°N 79.35°W
Last Update: 1:30 am EST Jan 23, 2026
Forecast Valid: 6am EST Jan 23, 2026-6pm EST Jan 29, 2026
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