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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 clear. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming ESE around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑ESE 6kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A slight chance of showers after 2am. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:E wind 7 to 10 kt. Showers likely, with thunderstorms also possible after 11am. Seas 1 ft or less.

      E 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SE wind 5 to 10 kt becoming S after midnight. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Monday

      Monday:SSW wind 12 to 15 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 29 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

      ⇑SSW 18kt
      < 1ft

    • Monday Night

      Monday Night:W wind 17 to 19 kt becoming WNW after midnight. Winds could gust as high as 26 kt. A slight chance of showers before 2am. Seas 1 ft or less.

      W 19kt
      < 1ft

    • Tuesday

      Tuesday:WNW wind 10 to 14 kt, with gusts as high as 21 kt. Mostly sunny. Seas 1 ft or less.

      WNW 14kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NW wind 6 to 8 kt becoming N after midnight. Mostly cloudy. Seas 1 ft or less.

      N 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 6:15 pm EDT Mar 13, 2026
Forecast Valid: 7pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Saturday
Variable winds less than 5 kt becoming ESE around 6 kt in the afternoon. Sunny. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A slight chance of showers after 2am. Seas 1 ft or less.
Sunday
E wind 7 to 10 kt. Showers likely, with thunderstorms also possible after 11am. Seas 1 ft or less.
Sunday Night
SE wind 5 to 10 kt becoming S after midnight. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Seas 1 ft or less.
Monday
SSW wind 12 to 15 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 29 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Monday Night
W wind 17 to 19 kt becoming WNW after midnight. Winds could gust as high as 26 kt. A slight chance of showers before 2am. Seas 1 ft or less.
Tuesday
WNW wind 10 to 14 kt, with gusts as high as 21 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
NW wind 6 to 8 kt becoming N after midnight. Mostly cloudy. 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: 6:15 pm EDT Mar 13, 2026
Forecast Valid: 7pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
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