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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:N wind 10 to 13 kt becoming W. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm.   Seas 1 ft or less.

      N 13kt
      < 1ft

    • Sunday

      Sunday:SW wind 11 to 15 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      SW 15kt
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 9 to 12 kt. A chance of showers and thunderstorms, mainly before 11pm.   Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Monday

      Monday:WSW wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      ⇑WSW 13kt
      < 1ft

    • Monday Night

      Monday Night:SSW wind 9 to 11 kt. A slight chance of showers and thunderstorms before 8pm.   Seas 1 ft or less.

      SSW 11kt
      < 1ft

    • Tuesday

      Tuesday:SW wind 6 to 11 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      S 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 10 kt. A slight chance of showers and thunderstorms before 8pm.   Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 7 to 12 kt. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind 9 to 11 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am.   Seas 1 ft or less.

      SW 11kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:21 pm EDT Jul 5, 2025
Forecast Valid: 12am EDT Jul 6, 2025-6pm EDT Jul 12, 2025

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Detailed Forecast

...TROPICAL STORM WARNING IN EFFECT...

Overnight
N wind 10 to 13 kt becoming W. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Sunday
SW wind 11 to 15 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Sunday Night
SSW wind 9 to 12 kt. A chance of showers and thunderstorms, mainly before 11pm. Seas 1 ft or less.
Monday
WSW wind 7 to 10 kt increasing to 10 to 13 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Monday Night
SSW wind 9 to 11 kt. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.
Tuesday
SW wind 6 to 11 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Tuesday Night
SSW wind around 10 kt. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.
Wednesday
SSW wind 7 to 12 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Wednesday Night
SW wind 9 to 11 kt. A chance of showers and thunderstorms, mainly between 8pm and 2am. 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: 11:21 pm EDT Jul 5, 2025
Forecast Valid: 12am EDT Jul 6, 2025-6pm EDT Jul 12, 2025
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