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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

      ⇑S 8kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds less than 5 kt becoming NNE 5 to 10 kt after midnight. Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 1am. Seas 1 ft or less.

      ⇑NNE 10kt
      < 1ft

    • Tuesday

      Tuesday:ENE wind 12 to 14 kt, with gusts as high as 22 kt. A slight chance of showers before 2pm. Seas 1 ft or less.

      ENE 14kt
      < 1ft

    • Tuesday Night

      Tuesday Night:E wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.

      E 10kt
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SSE 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind around 8 kt becoming SW after midnight. A chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Thursday

      Thursday:WNW wind around 7 kt becoming S in the afternoon. A chance of showers and thunderstorms before 8am. Seas 1 ft or less.

      WNW 7kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds less than 5 kt becoming NNE around 6 kt after midnight. Mostly clear. Seas 1 ft or less.

      ⇑NNE 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:32 pm EDT May 10, 2026
Forecast Valid: 10pm EDT May 10, 2026-6pm EDT May 17, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.
Monday Night
Variable winds less than 5 kt becoming NNE 5 to 10 kt after midnight. Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 1am. Seas 1 ft or less.
Tuesday
ENE wind 12 to 14 kt, with gusts as high as 22 kt. A slight chance of showers before 2pm. Seas 1 ft or less.
Tuesday Night
E wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Wednesday Night
S wind around 8 kt becoming SW after midnight. A chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Thursday
WNW wind around 7 kt becoming S in the afternoon. A chance of showers and thunderstorms before 8am. Seas 1 ft or less.
Thursday Night
Variable winds less than 5 kt becoming NNE around 6 kt after midnight. Mostly clear. 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: 8:32 pm EDT May 10, 2026
Forecast Valid: 10pm EDT May 10, 2026-6pm EDT May 17, 2026
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