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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:WSW wind 7 to 11 kt. A chance of showers and thunderstorms, mainly before 11pm. Seas 1 ft or less.

      WSW 11kt
      < 1ft

    • Sunday

      Sunday:W wind 6 to 10 kt becoming SSW in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Showers and thunderstorms likely, mainly before midnight. Seas 1 ft or less.

      SSW 8kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

      ⇑S 8kt
      < 1ft

    • Monday Night

      Monday Night:SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      SSW 6kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

      ⇑S 6kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 8pm. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind 5 to 7 kt becoming W after midnight. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

      SSW 7kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 7:02 pm EDT Jul 11, 2026
Forecast Valid: 8pm EDT Jul 11, 2026-6pm EDT Jul 18, 2026

View Nearby Observations

Detailed Forecast


Tonight
WSW wind 7 to 11 kt. A chance of showers and thunderstorms, mainly before 11pm. Seas 1 ft or less.
Sunday
W wind 6 to 10 kt becoming SSW in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Sunday Night
SSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Showers and thunderstorms likely, mainly before midnight. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.
Monday Night
SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 8pm. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Wednesday Night
SSW wind 5 to 7 kt becoming W after midnight. A slight chance of showers and thunderstorms before 8pm. 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: 7:02 pm EDT Jul 11, 2026
Forecast Valid: 8pm EDT Jul 11, 2026-6pm EDT Jul 18, 2026
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