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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Today

      Today:SSW wind 9 to 12 kt. Mostly sunny. Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Tonight

      Tonight:S wind 7 to 10 kt. Partly cloudy. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Friday

      Friday:S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Friday Night

      Friday Night:S wind 5 to 7 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      S 7kt
      < 1ft

    • Saturday

      Saturday:WSW wind 5 to 8 kt. Showers and possibly a thunderstorm.   Seas 1 ft or less.

      WSW 8kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Showers and possibly a thunderstorm before 8pm, then showers and thunderstorms likely, mainly between 8pm and 2am.   Seas 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:NW wind around 7 kt becoming SE in the afternoon. A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm.   Seas 1 ft or less.

      NNW 7kt
      < 1ft

    • Sunday Night

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

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming SSE 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑SSE 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:57 am EDT Jul 23, 2026
Forecast Valid: 7am EDT Jul 23, 2026-6pm EDT Jul 29, 2026

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Detailed Forecast


Today
SSW wind 9 to 12 kt. Mostly sunny. Seas 1 ft or less.
Tonight
S wind 7 to 10 kt. Partly cloudy. Seas 1 ft or less.
Friday
S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.
Friday Night
S wind 5 to 7 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
WSW wind 5 to 8 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Showers and possibly a thunderstorm before 8pm, then showers and thunderstorms likely, mainly between 8pm and 2am. Seas 1 ft or less.
Sunday
NW wind around 7 kt becoming SE in the afternoon. A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 8pm. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming SSE 5 to 8 kt in the afternoon. Sunny. 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: 2:57 am EDT Jul 23, 2026
Forecast Valid: 7am EDT Jul 23, 2026-6pm EDT Jul 29, 2026
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