National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

For More Weather Information:

Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:W wind 6 to 9 kt increasing to 10 to 13 kt after midnight. Winds could gust as high as 28 kt. Mostly clear. Seas 1 ft or less.

      ⇑W 13kt
      < 1ft

    • New Year's Day

      New Year's Day:W wind 10 to 13 kt decreasing to 7 to 10 kt in the afternoon. Winds could gust as high as 22 kt. Sunny. Seas 1 ft or less.

      W 13kt⇓
      < 1ft

    • Thursday Night

      Thursday Night:W wind around 6 kt. Mostly clear. Seas 1 ft or less.

      W 6kt
      < 1ft

    • Friday

      Friday:W wind 5 to 7 kt becoming SW in the afternoon. Partly sunny. Seas 1 ft or less.

      W 7kt
      < 1ft

    • Friday Night

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

      Light Wind
      < 1ft

    • Saturday

      Saturday:SSW wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Saturday Night

      Saturday Night:SW wind around 9 kt becoming NNW after midnight. Showers and possibly a thunderstorm before 1am, then a chance of showers. Seas 1 ft or less.

      NNW 9kt
      < 1ft

    • Sunday

      Sunday:N wind around 9 kt. Mostly sunny. Seas 1 ft or less.

      N 9kt
      < 1ft

    • Sunday Night

      Sunday Night:NNE wind around 6 kt. Partly cloudy. Seas 1 ft or less.

      NNE 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 6:08 pm EST Dec 31, 2025
Forecast Valid: 6pm EST Dec 31, 2025-6pm EST Jan 7, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EST THIS EVENING

Tonight
W wind 6 to 9 kt increasing to 10 to 13 kt after midnight. Winds could gust as high as 28 kt. Mostly clear. Seas 1 ft or less.
New Year's Day
W wind 10 to 13 kt decreasing to 7 to 10 kt in the afternoon. Winds could gust as high as 22 kt. Sunny. Seas 1 ft or less.
Thursday Night
W wind around 6 kt. Mostly clear. Seas 1 ft or less.
Friday
W wind 5 to 7 kt becoming SW in the afternoon. Partly sunny. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of showers after 1am. Seas 1 ft or less.
Saturday
SSW wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Saturday Night
SW wind around 9 kt becoming NNW after midnight. Showers and possibly a thunderstorm before 1am, then a chance of showers. Seas 1 ft or less.
Sunday
N wind around 9 kt. Mostly sunny. Seas 1 ft or less.
Sunday Night
NNE wind around 6 kt. Partly cloudy. 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: 6:08 pm EST Dec 31, 2025
Forecast Valid: 6pm EST Dec 31, 2025-6pm EST Jan 7, 2026
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