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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:E wind around 11 kt. Sunny. Seas 1 ft or less.

      E 11kt
      < 1ft

    • Tonight

      Tonight: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 S around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑S 6kt
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑ESE 8kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. A chance of showers and thunderstorms. Seas 1 ft or less.

      ⇑E 7kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. A chance of showers and thunderstorms, mainly after 8am. Seas 1 ft or less.

      ⇑E 7kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:37 pm EDT Sep 17, 2026
Forecast Valid: 2pm EDT Sep 17, 2026-6pm EDT Sep 23, 2026

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Detailed Forecast


This Afternoon
E wind around 11 kt. Sunny. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Seas 1 ft or less.
Saturday
Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. A chance of showers and thunderstorms. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. A chance of showers and thunderstorms, mainly 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: 2:37 pm EDT Sep 17, 2026
Forecast Valid: 2pm EDT Sep 17, 2026-6pm EDT Sep 23, 2026
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