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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming NNE 5 to 9 kt in the morning. Showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 4pm. Seas 1 ft or less.

      ⇑NNE 9kt
      < 1ft

    • Monday Night

      Monday Night:NE wind around 11 kt. A chance of showers after 8pm. Seas 1 ft or less.

      NE 11kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 16 to 19 kt increasing to 19 to 22 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers. Seas 1 ft or less.

      ⇑NE 22kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NE wind 14 to 17 kt, with gusts as high as 25 kt. A slight chance of showers. Seas 1 ft or less.

      NE 17kt
      < 1ft

    • Wednesday

      Wednesday:NNE wind 13 to 16 kt, with gusts as high as 22 kt. A slight chance of showers before 2pm. Seas 1 ft or less.

      NNE 16kt
      < 1ft

    • Wednesday Night

      Wednesday Night:NNE wind 7 to 10 kt. Mostly cloudy. Seas 1 ft or less.

      NNE 10kt
      < 1ft

    • Thursday

      Thursday:NE wind 8 to 12 kt. A slight chance of showers. Seas 1 ft or less.

      NE 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:31 am EDT Oct 4, 2026
Forecast Valid: 9am EDT Oct 4, 2026-6pm EDT Oct 10, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming NNE 5 to 9 kt in the morning. Showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 4pm. Seas 1 ft or less.
Monday Night
NE wind around 11 kt. A chance of showers after 8pm. Seas 1 ft or less.
Tuesday
NE wind 16 to 19 kt increasing to 19 to 22 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers. Seas 1 ft or less.
Tuesday Night
NE wind 14 to 17 kt, with gusts as high as 25 kt. A slight chance of showers. Seas 1 ft or less.
Wednesday
NNE wind 13 to 16 kt, with gusts as high as 22 kt. A slight chance of showers before 2pm. Seas 1 ft or less.
Wednesday Night
NNE wind 7 to 10 kt. Mostly cloudy. Seas 1 ft or less.
Thursday
NE wind 8 to 12 kt. A slight chance of showers. 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: 8:31 am EDT Oct 4, 2026
Forecast Valid: 9am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
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