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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:SW wind 5 to 8 kt increasing to 9 to 12 kt in the afternoon. Partly sunny. Seas 1 ft or less.

      ⇑SW 12kt
      < 1ft

    • Wednesday Night

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

      SW 8kt
      < 1ft

    • Thursday

      Thursday:SW wind 5 to 10 kt. A chance of showers, mainly before 1pm.   Seas 1 ft or less.

      SW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SW wind around 9 kt. Mostly cloudy. Seas 1 ft or less.

      SW 9kt
      < 1ft

    • Friday

      Friday:SW wind 9 to 12 kt, with gusts as high as 20 kt. Showers likely, mainly after 1pm.   Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Friday Night

      Friday Night:SW wind around 7 kt. A chance of showers, with thunderstorms also possible after 1am.   Seas 1 ft or less.

      SW 7kt
      < 1ft

    • Saturday

      Saturday:SW wind 6 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.   Seas 1 ft or less.

      SW 10kt
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind around 7 kt. Showers likely and possibly a thunderstorm.   Seas 1 ft or less.

      SSW 7kt
      < 1ft

    • Sunday

      Sunday:W wind 9 to 12 kt becoming WNW in the afternoon. A chance of showers and thunderstorms.   Seas 1 ft or less.

      W 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:30 am EST Feb 18, 2026
Forecast Valid: 3am EST Feb 18, 2026-6pm EST Feb 24, 2026

View Nearby Observations

Detailed Forecast


Wednesday
SW wind 5 to 8 kt increasing to 9 to 12 kt in the afternoon. Partly sunny. Seas 1 ft or less.
Wednesday Night
SW wind 5 to 8 kt. Mostly cloudy. Seas 1 ft or less.
Thursday
SW wind 5 to 10 kt. A chance of showers, mainly before 1pm. Seas 1 ft or less.
Thursday Night
SW wind around 9 kt. Mostly cloudy. Seas 1 ft or less.
Friday
SW wind 9 to 12 kt, with gusts as high as 20 kt. Showers likely, mainly after 1pm. Seas 1 ft or less.
Friday Night
SW wind around 7 kt. A chance of showers, with thunderstorms also possible after 1am. Seas 1 ft or less.
Saturday
SW wind 6 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Saturday Night
SSW wind around 7 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Sunday
W wind 9 to 12 kt becoming WNW in the afternoon. A chance of showers and thunderstorms. 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: 1:30 am EST Feb 18, 2026
Forecast Valid: 3am EST Feb 18, 2026-6pm EST Feb 24, 2026
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