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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:NNE wind around 12 kt becoming ENE in the afternoon. Winds could gust as high as 20 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.

      NNE 12kt
      < 1ft

    • Tonight

      Tonight:ENE wind 6 to 9 kt. Partly cloudy. Seas 1 ft or less.

      ENE 9kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 5 to 7 kt becoming ESE in the afternoon. Mostly sunny. Seas 1 ft or less.

      E 7kt
      < 1ft

    • Tuesday Night

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

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:SSW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 12kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind 7 to 10 kt becoming WSW after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Thursday

      Thursday:WNW wind around 8 kt becoming NNW in the afternoon. A chance of showers, mainly before 2pm. Seas 1 ft or less.

      NNW 8kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. A slight chance of showers. Seas 1 ft or less.

      ⇑N 7kt
      < 1ft

    • Friday

      Friday:NNE wind 6 to 10 kt becoming E in the afternoon. A slight chance of showers. Seas 1 ft or less.

      NNE 10kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:30 am EDT Apr 27, 2026
Forecast Valid: 9am EDT Apr 27, 2026-6pm EDT May 3, 2026

View Nearby Observations

Detailed Forecast


Today
NNE wind around 12 kt becoming ENE in the afternoon. Winds could gust as high as 20 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.
Tonight
ENE wind 6 to 9 kt. Partly cloudy. Seas 1 ft or less.
Tuesday
NE wind 5 to 7 kt becoming ESE in the afternoon. Mostly sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Wednesday
SSW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Wednesday Night
SSW wind 7 to 10 kt becoming WSW after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.
Thursday
WNW wind around 8 kt becoming NNW in the afternoon. A chance of showers, mainly before 2pm. Seas 1 ft or less.
Thursday Night
Variable winds less than 5 kt becoming N 5 to 7 kt after midnight. A slight chance of showers. Seas 1 ft or less.
Friday
NNE wind 6 to 10 kt becoming E in the afternoon. A slight chance of showers. 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: 8:30 am EDT Apr 27, 2026
Forecast Valid: 9am EDT Apr 27, 2026-6pm EDT May 3, 2026
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