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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:W wind 8 to 10 kt. Mostly sunny. Seas 1 ft or less.

      W 10kt
      < 1ft

    • Tonight

      Tonight:SW wind 7 to 10 kt becoming W after midnight. Mostly cloudy. Seas 1 ft or less.

      SW 10kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind 6 to 11 kt. A slight chance of showers and thunderstorms between 1pm and 3pm. Seas 1 ft or less.

      WSW 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

      WSW 10kt
      < 1ft

    • Wednesday

      Wednesday:WSW wind 9 to 13 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

      WSW 13kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind 10 to 12 kt. A chance of thunderstorms before 8pm. Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Thursday

      Thursday:SW wind 10 to 13 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 24 kt. Mostly sunny. Seas 1 ft or less.

      ⇑SW 16kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 12 to 14 kt, with gusts as high as 21 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.

      SSW 14kt
      < 1ft

    • Juneteenth

      Juneteenth:SW wind 11 to 16 kt, with gusts as high as 25 kt. A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

      SW 16kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 7:17 am EDT Jun 15, 2026
Forecast Valid: 7am EDT Jun 15, 2026-6pm EDT Jun 21, 2026

View Nearby Observations

Detailed Forecast


Today
W wind 8 to 10 kt. Mostly sunny. Seas 1 ft or less.
Tonight
SW wind 7 to 10 kt becoming W after midnight. Mostly cloudy. Seas 1 ft or less.
Tuesday
WSW wind 6 to 11 kt. A slight chance of showers and thunderstorms between 1pm and 3pm. Seas 1 ft or less.
Tuesday Night
WSW wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
WSW wind 9 to 13 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
SW wind 10 to 12 kt. A chance of thunderstorms before 8pm. Seas 1 ft or less.
Thursday
SW wind 10 to 13 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 24 kt. Mostly sunny. Seas 1 ft or less.
Thursday Night
SSW wind 12 to 14 kt, with gusts as high as 21 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Juneteenth
SW wind 11 to 16 kt, with gusts as high as 25 kt. A slight 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: 7:17 am EDT Jun 15, 2026
Forecast Valid: 7am EDT Jun 15, 2026-6pm EDT Jun 21, 2026
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