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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Today

      Today:S wind 6 to 9 kt. Mostly sunny. Seas 1 ft or less.

      S 9kt
      < 1ft

    • Tonight

      Tonight:S wind around 9 kt. Partly cloudy. Seas 1 ft or less.

      S 9kt
      < 1ft

    • Sunday

      Sunday:SW wind 8 to 11 kt becoming NW in the afternoon. A slight chance of showers after 2pm.   Seas 1 ft or less.

      NW 11kt
      < 1ft

    • Sunday Night

      Sunday Night:NNE wind 9 to 11 kt. A slight chance of showers before 8pm.   Seas 1 ft or less.

      NNE 11kt
      < 1ft

    • Monday

      Monday:NNE wind 7 to 9 kt becoming ENE in the afternoon. Sunny. Seas 1 ft or less.

      NNE 9kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds less than 5 kt becoming NNW around 6 kt in the evening. Mostly clear. Seas 1 ft or less.

      ⇑NNW 6kt
      < 1ft

    • Tuesday

      Tuesday:NNE wind around 9 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.

      NNE 9kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday

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

      ⇑S 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:32 am EDT Apr 18, 2026
Forecast Valid: 11am EDT Apr 18, 2026-6pm EDT Apr 24, 2026

View Nearby Observations

Detailed Forecast


Today
S wind 6 to 9 kt. Mostly sunny. Seas 1 ft or less.
Tonight
S wind around 9 kt. Partly cloudy. Seas 1 ft or less.
Sunday
SW wind 8 to 11 kt becoming NW in the afternoon. A slight chance of showers after 2pm. Seas 1 ft or less.
Sunday Night
NNE wind 9 to 11 kt. A slight chance of showers before 8pm. Seas 1 ft or less.
Monday
NNE wind 7 to 9 kt becoming ENE in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
Variable winds less than 5 kt becoming NNW around 6 kt in the evening. Mostly clear. Seas 1 ft or less.
Tuesday
NNE wind around 9 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

*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 am EDT Apr 18, 2026
Forecast Valid: 11am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
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