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Charleston, SC Local Forecast Office

4NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind around 6 kt. Mostly cloudy. Seas around 2 ft.

      SSE 6kt
      2ft

    • Friday

      Friday:SSW wind 6 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.   Seas 2 to 3 ft.

      SSW 10kt
      2-3ft

    • Friday Night

      Friday Night:Variable winds less than 5 kt becoming NNW 5 to 7 kt after midnight. Showers likely, mainly before 7pm.   Seas around 2 ft.

      ⇑NNW 7kt
      2ft

    • Saturday

      Saturday:N wind 7 to 11 kt becoming NE in the afternoon. Sunny. Seas around 3 ft.

      N 11kt
      3ft

    • Saturday Night

      Saturday Night:NNE wind 8 to 11 kt. Partly cloudy. Seas around 3 ft.

      NNE 11kt
      3ft

    • Sunday

      Sunday:NNE wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas around 3 ft.

      NNE 10kt⇓
      3ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.

      Light Wind
      2-3ft

    • Monday

      Monday:Variable winds 5 kt or less. Sunny. Seas around 2 ft.

      Light Wind
      2ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

      Light Wind
      2ft


Associated Zone Forecast which includes this point

Last Update: 1:30 pm EST Nov 5, 2026
Forecast Valid: 6pm EST Nov 5, 2026-6pm EST Nov 12, 2026

View Nearby Observations

Detailed Forecast


Tonight
SSE wind around 6 kt. Mostly cloudy. Seas around 2 ft.
Friday
SSW wind 6 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Seas 2 to 3 ft.
Friday Night
Variable winds less than 5 kt becoming NNW 5 to 7 kt after midnight. Showers likely, mainly before 7pm. Seas around 2 ft.
Saturday
N wind 7 to 11 kt becoming NE in the afternoon. Sunny. Seas around 3 ft.
Saturday Night
NNE wind 8 to 11 kt. Partly cloudy. Seas around 3 ft.
Sunday
NNE wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas around 3 ft.
Sunday Night
Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.
Monday
Variable winds 5 kt or less. Sunny. Seas around 2 ft.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

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: 32.79°N 79.76°W
Last Update: 1:30 pm EST Nov 5, 2026
Forecast Valid: 6pm EST Nov 5, 2026-6pm EST Nov 12, 2026
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