Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SSW wind around 19 kt, with gusts as high as 31 kt. Showers and thunderstorms. Some of the storms could be severe.   Seas 1 ft or less.

      SSW 19kt
      < 1ft

    • Tonight

      Tonight:WNW wind 12 to 16 kt, with gusts as high as 28 kt. A chance of showers, mainly before 8pm.   Seas 1 ft or less.

      WNW 16kt
      < 1ft

    • Tuesday

      Tuesday:NW wind 8 to 10 kt. Mostly sunny. Seas 1 ft or less.

      NW 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NW wind 5 to 7 kt becoming N after midnight. Partly cloudy. Seas 1 ft or less.

      NW 7kt
      < 1ft

    • Wednesday

      Wednesday:NNE wind around 9 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 ft or less.

      NNE 9kt
      < 1ft

    • Wednesday Night

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

      Light Wind
      < 1ft

    • Thursday

      Thursday:N wind around 6 kt becoming ENE in the afternoon. Sunny. Seas 1 ft or less.

      N 6kt
      < 1ft

    • Thursday Night

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

      Light Wind
      < 1ft

    • Friday

      Friday:NW wind around 6 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.

      ESE 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 9:22 am EDT Mar 16, 2026
Forecast Valid: 12pm EDT Mar 16, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...

This Afternoon
SSW wind around 19 kt, with gusts as high as 31 kt. Showers and thunderstorms. Some of the storms could be severe. Seas 1 ft or less.
Tonight
WNW wind 12 to 16 kt, with gusts as high as 28 kt. A chance of showers, mainly before 8pm. Seas 1 ft or less.
Tuesday
NW wind 8 to 10 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
NW wind 5 to 7 kt becoming N after midnight. Partly cloudy. Seas 1 ft or less.
Wednesday
NNE wind around 9 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Thursday
N wind around 6 kt becoming ENE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Friday
NW wind around 6 kt becoming SSE in the afternoon. 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: 9:22 am EDT Mar 16, 2026
Forecast Valid: 12pm EDT Mar 16, 2026-6pm EDT Mar 22, 2026
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