National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Independence Day

      Independence Day:Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑SSE 10kt
      < 1ft

    • Tonight

      Tonight:S wind 6 to 8 kt. Partly cloudy. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. Mostly sunny. Seas 1 ft or less.

      ⇑S 12kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind around 10 kt. A slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Monday

      Monday:SSW wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 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 13kt
      < 1ft

    • Monday Night

      Monday Night:SSW wind 10 to 12 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind 6 to 9 kt becoming SSW 11 to 14 kt in the afternoon. Winds could gust as high as 20 kt. 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. 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 chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 13kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:30 am EDT Jul 4, 2026
Forecast Valid: 8am EDT Jul 4, 2026-6pm EDT Jul 10, 2026

View Nearby Observations

Detailed Forecast


Independence Day
Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.
Tonight
S wind 6 to 8 kt. Partly cloudy. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. Mostly sunny. Seas 1 ft or less.
Sunday Night
SSW wind around 10 kt. A slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Monday
SSW wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 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.
Monday Night
SSW wind 10 to 12 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday
WSW wind 6 to 9 kt becoming SSW 11 to 14 kt in the afternoon. Winds could gust as high as 20 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Tuesday Night
SSW wind 9 to 12 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 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: 2:30 am EDT Jul 4, 2026
Forecast Valid: 8am EDT Jul 4, 2026-6pm EDT Jul 10, 2026
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