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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:SW wind 5 to 8 kt becoming ENE in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Seas 1 ft or less.

      E 8kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:WNW wind 6 to 9 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 23 kt. Showers and thunderstorms likely. Seas 1 ft or less.

      ⇑WNW 15kt
      < 1ft

    • Sunday Night

      Sunday Night:WNW wind around 14 kt, with gusts as high as 24 kt. Mostly clear. Seas 1 ft or less.

      WNW 14kt
      < 1ft

    • Monday

      Monday:NW wind around 13 kt, with gusts as high as 23 kt. Sunny. Seas 1 ft or less.

      NW 13kt
      < 1ft

    • Monday Night

      Monday Night:NNW wind around 10 kt. Mostly clear. Seas 1 ft or less.

      NNW 10kt
      < 1ft

    • Tuesday

      Tuesday:NNW wind 5 to 8 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.

      NNW 8kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind 5 to 7 kt. Partly cloudy. Seas 1 ft or less.

      WSW 7kt
      < 1ft

    • Wednesday

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

      SSW 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 6:48 am EST Feb 21, 2026
Forecast Valid: 6am EST Feb 21, 2026-6pm EST Feb 27, 2026

View Nearby Observations

Detailed Forecast

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY

Today
SW wind 5 to 8 kt becoming ENE in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.
Sunday
WNW wind 6 to 9 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 23 kt. Showers and thunderstorms likely. Seas 1 ft or less.
Sunday Night
WNW wind around 14 kt, with gusts as high as 24 kt. Mostly clear. Seas 1 ft or less.
Monday
NW wind around 13 kt, with gusts as high as 23 kt. Sunny. Seas 1 ft or less.
Monday Night
NNW wind around 10 kt. Mostly clear. Seas 1 ft or less.
Tuesday
NNW wind 5 to 8 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.
Tuesday Night
WSW wind 5 to 7 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
SSW wind 7 to 12 kt. 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: 6:48 am EST Feb 21, 2026
Forecast Valid: 6am EST Feb 21, 2026-6pm EST Feb 27, 2026
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