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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Friday

      Friday:Variable winds 5 kt or less. Widespread dense fog, mainly before 9am.  Seas 1 ft or less.

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Patchy dense fog.  Seas 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:SSW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Areas of fog before 9am.  Seas 1 ft or less.

      ⇑SSW 11kt
      < 1ft

    • Saturday Night

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

      SSW 9kt
      < 1ft

    • Sunday

      Sunday:W wind 9 to 14 kt becoming NW in the afternoon. Winds could gust as high as 22 kt. A slight chance of showers before 1pm.   Seas 1 ft or less.

      NW 14kt
      < 1ft

    • Sunday Night

      Sunday Night:NW wind 10 to 14 kt becoming N after midnight. Winds could gust as high as 23 kt. Mostly clear. Seas 1 ft or less.

      NW 14kt
      < 1ft

    • Monday

      Monday:N wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      N 9kt⇓
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:30 am EST Jan 9, 2026
Forecast Valid: 4am EST Jan 9, 2026-6pm EST Jan 15, 2026

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Detailed Forecast

...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

Friday
Variable winds 5 kt or less. Widespread dense fog, mainly before 9am. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. Patchy dense fog. Seas 1 ft or less.
Saturday
SSW wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Areas of fog before 9am. Seas 1 ft or less.
Saturday Night
SSW wind around 9 kt. A chance of showers, mainly after 1am. Seas 1 ft or less.
Sunday
W wind 9 to 14 kt becoming NW in the afternoon. Winds could gust as high as 22 kt. A slight chance of showers before 1pm. Seas 1 ft or less.
Sunday Night
NW wind 10 to 14 kt becoming N after midnight. Winds could gust as high as 23 kt. Mostly clear. Seas 1 ft or less.
Monday
N wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

*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 Jan 9, 2026
Forecast Valid: 4am EST Jan 9, 2026-6pm EST Jan 15, 2026
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