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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 10 to 13 kt increasing to 14 to 17 kt in the afternoon. Winds could gust as high as 24 kt. A slight chance of showers and thunderstorms between 10am and 11am. Seas 1 ft or less.

      ⇑SSW 17kt
      < 1ft

    • Tonight

      Tonight:SSW wind 15 to 17 kt, with gusts as high as 25 kt. Partly cloudy. Seas 1 ft or less.

      SSW 17kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 13 to 17 kt, with gusts as high as 24 kt. Mostly sunny. Seas 1 ft or less.

      SSW 17kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind around 15 kt, with gusts as high as 23 kt. A chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      S 15kt
      < 1ft

    • Thursday

      Thursday:SSW wind 9 to 13 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

      SSW 13kt
      < 1ft

    • Thursday Night

      Thursday Night:S wind 7 to 9 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Seas 1 ft or less.

      S 9kt
      < 1ft

    • Friday

      Friday:SSW wind 6 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Friday Night

      Friday Night:S wind 6 to 8 kt becoming SSW after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Saturday

      Saturday:WSW wind 6 to 10 kt. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

      WSW 10kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:30 am EDT Jul 21, 2026
Forecast Valid: 6am EDT Jul 21, 2026-6pm EDT Jul 27, 2026

View Nearby Observations

Detailed Forecast


Today
SSW wind 10 to 13 kt increasing to 14 to 17 kt in the afternoon. Winds could gust as high as 24 kt. A slight chance of showers and thunderstorms between 10am and 11am. Seas 1 ft or less.
Tonight
SSW wind 15 to 17 kt, with gusts as high as 25 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
SSW wind 13 to 17 kt, with gusts as high as 24 kt. Mostly sunny. Seas 1 ft or less.
Wednesday Night
S wind around 15 kt, with gusts as high as 23 kt. A chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Thursday
SSW wind 9 to 13 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.
Thursday Night
S wind 7 to 9 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Seas 1 ft or less.
Friday
SSW wind 6 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms. Seas 1 ft or less.
Friday Night
S wind 6 to 8 kt becoming SSW after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
WSW wind 6 to 10 kt. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

*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: 2:30 am EDT Jul 21, 2026
Forecast Valid: 6am EDT Jul 21, 2026-6pm EDT Jul 27, 2026
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