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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:NE wind 12 to 15 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 27 kt. A slight chance of showers between 8am and 9am. Seas 1 ft or less.

      ⇑NE 21kt
      < 1ft

    • Tonight

      Tonight:NE wind 11 to 16 kt, with gusts as high as 23 kt. Mostly cloudy. Seas 1 ft or less.

      NE 16kt
      < 1ft

    • Wednesday

      Wednesday:NE wind 12 to 14 kt, with gusts as high as 20 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.

      NE 14kt
      < 1ft

    • Wednesday Night

      Wednesday Night:NNE wind 5 to 8 kt. Mostly cloudy. Seas 1 ft or less.

      NNE 8kt
      < 1ft

    • Thursday

      Thursday:NE wind around 8 kt. Mostly cloudy. Seas 1 ft or less.

      NE 8kt
      < 1ft

    • Thursday Night

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

      Light Wind
      < 1ft

    • Friday

      Friday:ENE wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.

      ⇑ENE 12kt
      < 1ft

    • Friday Night

      Friday Night:ENE wind 10 to 12 kt. A chance of showers. Seas 1 ft or less.

      ENE 12kt
      < 1ft

    • Saturday

      Saturday:ENE wind 15 to 18 kt increasing to 20 to 23 kt in the afternoon. Winds could gust as high as 29 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

      ⇑ENE 23kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:37 am EDT Oct 6, 2026
Forecast Valid: 5am EDT Oct 6, 2026-6pm EDT Oct 12, 2026

View Nearby Observations

Detailed Forecast


Today
NE wind 12 to 15 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 27 kt. A slight chance of showers between 8am and 9am. Seas 1 ft or less.
Tonight
NE wind 11 to 16 kt, with gusts as high as 23 kt. Mostly cloudy. Seas 1 ft or less.
Wednesday
NE wind 12 to 14 kt, with gusts as high as 20 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.
Wednesday Night
NNE wind 5 to 8 kt. Mostly cloudy. Seas 1 ft or less.
Thursday
NE wind around 8 kt. Mostly cloudy. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Friday
ENE wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.
Friday Night
ENE wind 10 to 12 kt. A chance of showers. Seas 1 ft or less.
Saturday
ENE wind 15 to 18 kt increasing to 20 to 23 kt in the afternoon. Winds could gust as high as 29 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. 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: 2:37 am EDT Oct 6, 2026
Forecast Valid: 5am EDT Oct 6, 2026-6pm EDT Oct 12, 2026
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