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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:S wind 6 to 11 kt. Showers and thunderstorms likely, mainly before 1pm.   Seas 1 ft or less.

      S 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 7 to 9 kt. A chance of showers and thunderstorms after 3am.   Seas 1 ft or less.

      S 9kt
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming SSE 5 to 8 kt in the morning. A chance of showers and thunderstorms before 2pm.   Seas 1 ft or less.

      ⇑SSE 8kt
      < 1ft

    • Thursday Night

      Thursday Night:SSE wind 5 to 7 kt. A slight chance of showers and thunderstorms after 8pm.   Seas 1 ft or less.

      SSE 7kt
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming SE 5 to 10 kt in the morning. A slight chance of showers and thunderstorms.   Seas 1 ft or less.

      ⇑SE 10kt
      < 1ft

    • Friday Night

      Friday Night:SE wind 5 to 8 kt. A chance of showers and thunderstorms after 2am.   Seas 1 ft or less.

      SE 8kt
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSE 5 to 9 kt in the morning. A chance of showers and thunderstorms, mainly before 2pm.   Seas 1 ft or less.

      ⇑SSE 9kt
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind around 7 kt. A chance of showers and thunderstorms, mainly after 2am.   Seas 1 ft or less.

      SSW 7kt
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. A chance of showers and thunderstorms, mainly before 2pm.   Seas 1 ft or less.

      ⇑S 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:33 pm EDT Aug 4, 2026
Forecast Valid: 1am EDT Aug 5, 2026-6pm EDT Aug 11, 2026

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Detailed Forecast


Wednesday
S wind 6 to 11 kt. Showers and thunderstorms likely, mainly before 1pm. Seas 1 ft or less.
Wednesday Night
S wind 7 to 9 kt. A chance of showers and thunderstorms after 3am. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming SSE 5 to 8 kt in the morning. A chance of showers and thunderstorms before 2pm. Seas 1 ft or less.
Thursday Night
SSE wind 5 to 7 kt. A slight chance of showers and thunderstorms after 8pm. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming SE 5 to 10 kt in the morning. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday Night
SE wind 5 to 8 kt. A chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Saturday
Variable winds less than 5 kt becoming SSE 5 to 9 kt in the morning. A chance of showers and thunderstorms, mainly before 2pm. Seas 1 ft or less.
Saturday Night
SSW wind around 7 kt. A chance of showers and thunderstorms, mainly after 2am. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. A chance of showers and thunderstorms, mainly before 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: 8:33 pm EDT Aug 4, 2026
Forecast Valid: 1am EDT Aug 5, 2026-6pm EDT Aug 11, 2026
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