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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:WSW wind 10 to 13 kt, with gusts as high as 22 kt. Partly cloudy. Seas 1 ft or less.

      WSW 13kt
      < 1ft

    • Wednesday

      Wednesday:W wind 6 to 8 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms between 2pm and 5pm.   Seas 1 ft or less.

      W 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms, mainly between midnight and 1am.   Seas 1 ft or less.

      Light Wind
      < 1ft

    • Thursday

      Thursday:N wind 5 to 8 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.

      N 8kt
      < 1ft

    • Thursday Night

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

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑ESE 8kt
      < 1ft

    • Friday Night

      Friday Night:SSE wind 5 to 7 kt. Mostly clear. Seas 1 ft or less.

      SSE 7kt
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSE 7 to 12 kt in the morning. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      ⇑SSE 12kt
      < 1ft

    • Saturday Night

      Saturday Night:S wind around 9 kt. A chance of showers and thunderstorms, mainly after 2am.   Seas 1 ft or less.

      S 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:32 pm EDT Jul 28, 2026
Forecast Valid: 12am EDT Jul 29, 2026-6pm EDT Aug 4, 2026

View Nearby Observations

Detailed Forecast


Overnight
WSW wind 10 to 13 kt, with gusts as high as 22 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
W wind 6 to 8 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms between 2pm and 5pm. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms, mainly between midnight and 1am. Seas 1 ft or less.
Thursday
N wind 5 to 8 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
SSE wind 5 to 7 kt. Mostly clear. Seas 1 ft or less.
Saturday
Variable winds less than 5 kt becoming SSE 7 to 12 kt in the morning. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Saturday Night
S wind around 9 kt. A chance of showers and thunderstorms, mainly after 2am. 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: 8:32 pm EDT Jul 28, 2026
Forecast Valid: 12am EDT Jul 29, 2026-6pm EDT Aug 4, 2026
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