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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]

    • Today

      Today:SSW wind 12 to 17 kt, with gusts as high as 23 kt. A slight chance of showers and thunderstorms between 9am and noon. Seas 1 ft or less.

      SSW 17kt
      < 1ft

    • Tonight

      Tonight:S wind 12 to 14 kt, with gusts as high as 21 kt. Partly cloudy. Seas 1 ft or less.

      S 14kt
      < 1ft

    • Thursday

      Thursday:SW wind 8 to 13 kt becoming S in the afternoon. Mostly sunny. Seas 1 ft or less.

      SSW 13kt
      < 1ft

    • Thursday Night

      Thursday Night:S wind 9 to 11 kt. A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.

      S 11kt
      < 1ft

    • Friday

      Friday:S wind 7 to 10 kt. A chance of showers and thunderstorms, mainly after 8am. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Friday Night

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

      S 7kt
      < 1ft

    • Saturday

      Saturday:SW wind 5 to 9 kt. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

      SW 9kt
      < 1ft

    • Saturday Night

      Saturday Night:WSW wind around 6 kt. Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      WSW 6kt
      < 1ft

    • Sunday

      Sunday:WNW wind around 8 kt becoming SSW in the afternoon. A chance of showers and thunderstorms. Seas 1 ft or less.

      NW 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 4:01 am EDT Jul 22, 2026
Forecast Valid: 6am EDT Jul 22, 2026-6pm EDT Jul 28, 2026

View Nearby Observations

Detailed Forecast


Today
SSW wind 12 to 17 kt, with gusts as high as 23 kt. A slight chance of showers and thunderstorms between 9am and noon. Seas 1 ft or less.
Tonight
S wind 12 to 14 kt, with gusts as high as 21 kt. Partly cloudy. Seas 1 ft or less.
Thursday
SW wind 8 to 13 kt becoming S in the afternoon. Mostly sunny. Seas 1 ft or less.
Thursday Night
S wind 9 to 11 kt. A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.
Friday
S wind 7 to 10 kt. A chance of showers and thunderstorms, mainly after 8am. Seas 1 ft or less.
Friday Night
S wind 5 to 7 kt becoming SSW after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
SW wind 5 to 9 kt. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.
Saturday Night
WSW wind around 6 kt. Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Sunday
WNW wind around 8 kt becoming SSW in the afternoon. A chance of showers and thunderstorms. 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: 4:01 am EDT Jul 22, 2026
Forecast Valid: 6am EDT Jul 22, 2026-6pm EDT Jul 28, 2026
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