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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:N wind 5 to 8 kt increasing to 9 to 12 kt in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm before 4pm, then showers likely. Seas 1 ft or less.

      ⇑N 12kt
      < 1ft

    • Tonight

      Tonight:NNW wind 5 to 9 kt. A chance of showers, mainly before 7pm. Seas 1 ft or less.

      NNW 9kt
      < 1ft

    • Sunday

      Sunday:N wind around 6 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.

      N 6kt
      < 1ft

    • Sunday Night

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

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑S 9kt
      < 1ft

    • Monday Night

      Monday Night:S wind 5 to 7 kt. Partly cloudy. Seas 1 ft or less.

      S 7kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑S 9kt
      < 1ft

    • Tuesday Night

      Tuesday Night:S wind around 8 kt. Mostly clear. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Wednesday

      Wednesday:S wind 7 to 12 kt. Mostly sunny. Seas 1 ft or less.

      S 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:40 am EDT May 2, 2026
Forecast Valid: 7am EDT May 2, 2026-6pm EDT May 8, 2026

View Nearby Observations

Detailed Forecast


Today
N wind 5 to 8 kt increasing to 9 to 12 kt in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm before 4pm, then showers likely. Seas 1 ft or less.
Tonight
NNW wind 5 to 9 kt. A chance of showers, mainly before 7pm. Seas 1 ft or less.
Sunday
N wind around 6 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
S wind 5 to 7 kt. Partly cloudy. Seas 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.
Tuesday Night
S wind around 8 kt. Mostly clear. Seas 1 ft or less.
Wednesday
S wind 7 to 12 kt. Mostly sunny. 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: 2:40 am EDT May 2, 2026
Forecast Valid: 7am EDT May 2, 2026-6pm EDT May 8, 2026
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