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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SSW wind around 6 kt. Partly cloudy. Seas 1 ft or less.

      SSW 6kt
      < 1ft

    • Thursday

      Thursday:SW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SW 11kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind around 8 kt. Mostly clear. Seas 1 ft or less.

      SSW 8kt
      < 1ft

    • Friday

      Friday:SSW wind 6 to 10 kt. Sunny. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Friday Night

      Friday Night:SSW wind 6 to 8 kt. Mostly clear. Seas 1 ft or less.

      SSW 8kt
      < 1ft

    • Saturday

      Saturday:S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

      S 10kt
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind around 9 kt. Mostly cloudy. Seas 1 ft or less.

      SSW 9kt
      < 1ft

    • Sunday

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

      SW 13kt
      < 1ft

    • Sunday Night

      Sunday Night:N wind 11 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms before 8pm.   Seas 1 ft or less.

      N 13kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:32 pm EDT Apr 15, 2026
Forecast Valid: 11pm EDT Apr 15, 2026-6pm EDT Apr 22, 2026

View Nearby Observations

Detailed Forecast


Overnight
SSW wind around 6 kt. Partly cloudy. Seas 1 ft or less.
Thursday
SW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Thursday Night
SSW wind around 8 kt. Mostly clear. Seas 1 ft or less.
Friday
SSW wind 6 to 10 kt. Sunny. Seas 1 ft or less.
Friday Night
SSW wind 6 to 8 kt. Mostly clear. Seas 1 ft or less.
Saturday
S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.
Saturday Night
SSW wind around 9 kt. Mostly cloudy. Seas 1 ft or less.
Sunday
SW wind 9 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Sunday Night
N wind 11 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms before 8pm. 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 Apr 15, 2026
Forecast Valid: 11pm EDT Apr 15, 2026-6pm EDT Apr 22, 2026
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