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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:ENE wind 7 to 10 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 22 kt. Mostly cloudy. Seas 1 ft or less.

      ⇑ENE 16kt
      < 1ft

    • Tonight

      Tonight:E wind 15 to 18 kt, with gusts as high as 25 kt. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Seas 1 ft or less.

      E 18kt
      < 1ft

    • Saturday

      Saturday:E wind 16 to 20 kt becoming ESE in the afternoon. Winds could gust as high as 27 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

      ESE 20kt
      < 1ft

    • Saturday Night

      Saturday Night:ESE wind around 12 kt becoming S after midnight. Winds could gust as high as 20 kt. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

      ESE 12kt
      < 1ft

    • Sunday

      Sunday:SSW wind 11 to 14 kt increasing to 14 to 17 kt in the afternoon. Winds could gust as high as 23 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

      ⇑SSW 17kt
      < 1ft

    • Sunday Night

      Sunday Night:SW wind 8 to 12 kt becoming W after midnight. A chance of showers before 8pm. Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Columbus Day

      Columbus Day:WNW wind 8 to 10 kt. Sunny. Seas 1 ft or less.

      WNW 10kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday

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

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:47 am EDT Oct 9, 2026
Forecast Valid: 5am EDT Oct 9, 2026-6pm EDT Oct 15, 2026

View Nearby Observations

Detailed Forecast


Today
ENE wind 7 to 10 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 22 kt. Mostly cloudy. Seas 1 ft or less.
Tonight
E wind 15 to 18 kt, with gusts as high as 25 kt. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Seas 1 ft or less.
Saturday
E wind 16 to 20 kt becoming ESE in the afternoon. Winds could gust as high as 27 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.
Saturday Night
ESE wind around 12 kt becoming S after midnight. Winds could gust as high as 20 kt. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.
Sunday
SSW wind 11 to 14 kt increasing to 14 to 17 kt in the afternoon. Winds could gust as high as 23 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Sunday Night
SW wind 8 to 12 kt becoming W after midnight. A chance of showers before 8pm. Seas 1 ft or less.
Columbus Day
WNW wind 8 to 10 kt. Sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. 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: 2:47 am EDT Oct 9, 2026
Forecast Valid: 5am EDT Oct 9, 2026-6pm EDT Oct 15, 2026
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