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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:Variable winds less than 5 kt becoming S 6 to 11 kt in the morning. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑S 11kt
      < 1ft

    • Tonight

      Tonight:SSW wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Monday

      Monday:WSW wind 7 to 10 kt becoming SSW 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas 1 ft or less.

      ⇑SSW 13kt
      < 1ft

    • Monday Night

      Monday Night:SW wind 10 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly before 2am. Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind 8 to 11 kt becoming SSW 11 to 14 kt in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 14kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am. Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Wednesday

      Wednesday:W wind 7 to 10 kt becoming SSW 10 to 13 kt in the afternoon. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 13kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am. Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Thursday

      Thursday:W wind 7 to 10 kt becoming SSW 12 to 15 kt in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 15kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:30 am EDT Jul 5, 2026
Forecast Valid: 8am EDT Jul 5, 2026-6pm EDT Jul 11, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming S 6 to 11 kt in the morning. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Tonight
SSW wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.
Monday
WSW wind 7 to 10 kt becoming SSW 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas 1 ft or less.
Monday Night
SW wind 10 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly before 2am. Seas 1 ft or less.
Tuesday
WSW wind 8 to 11 kt becoming SSW 11 to 14 kt in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Tuesday Night
SSW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am. Seas 1 ft or less.
Wednesday
W wind 7 to 10 kt becoming SSW 10 to 13 kt in the afternoon. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Wednesday Night
SSW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am. Seas 1 ft or less.
Thursday
W wind 7 to 10 kt becoming SSW 12 to 15 kt in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Winds and seas higher in and near tstms.

*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: 32.81°N 79.73°W
Last Update: 8:30 am EDT Jul 5, 2026
Forecast Valid: 8am EDT Jul 5, 2026-6pm EDT Jul 11, 2026
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