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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Memorial Day

      Memorial Day:S wind around 11 kt. Mostly sunny. Seas 1 ft or less.

      S 11kt
      < 1ft

    • Tonight

      Tonight:S wind around 7 kt. A slight chance of thunderstorms between 4am and 5am. Seas 1 ft or less.

      S 7kt
      < 1ft

    • Tuesday

      Tuesday:S wind 8 to 12 kt. A chance of showers, mainly before noon. Seas 1 ft or less.

      S 12kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 8 kt. Increasing clouds. Seas 1 ft or less.

      SSW 8kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 9 to 12 kt. A chance of showers, with thunderstorms also possible after 11am. Seas 1 ft or less.

      SSW 12kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind 8 to 10 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas 1 ft or less.

      SW 10kt
      < 1ft

    • Thursday

      Thursday:WSW wind 6 to 10 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      WSW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas 1 ft or less.

      SW 8kt⇓
      < 1ft

    • Friday

      Friday:NE wind 7 to 10 kt becoming E 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. A slight chance of showers, then a chance of showers and thunderstorms after 8am. Seas 1 ft or less.

      ⇑E 13kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:30 pm EDT May 25, 2026
Forecast Valid: 3pm EDT May 25, 2026-6pm EDT Jun 1, 2026

View Nearby Observations

Detailed Forecast


Memorial Day
S wind around 11 kt. Mostly sunny. Seas 1 ft or less.
Tonight
S wind around 7 kt. A slight chance of thunderstorms between 4am and 5am. Seas 1 ft or less.
Tuesday
S wind 8 to 12 kt. A chance of showers, mainly before noon. Seas 1 ft or less.
Tuesday Night
SSW wind around 8 kt. Increasing clouds. Seas 1 ft or less.
Wednesday
SSW wind 9 to 12 kt. A chance of showers, with thunderstorms also possible after 11am. Seas 1 ft or less.
Wednesday Night
SW wind 8 to 10 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas 1 ft or less.
Thursday
WSW wind 6 to 10 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Thursday Night
SW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Seas 1 ft or less.
Friday
NE wind 7 to 10 kt becoming E 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. A slight chance of showers, then a chance of showers and thunderstorms after 8am. 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: 2:30 pm EDT May 25, 2026
Forecast Valid: 3pm EDT May 25, 2026-6pm EDT Jun 1, 2026
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