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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:NNE wind 14 to 17 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 23 kt. Mostly cloudy. Seas 1 ft or less.

      NNE 17kt⇓
      < 1ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:NNE wind around 13 kt becoming ENE in the afternoon. Cloudy, then gradually becoming mostly sunny. Seas 1 ft or less.

      NE 13kt
      < 1ft

    • Wednesday Night

      Wednesday Night:ENE wind 5 to 7 kt becoming variable and less than 5 kt. Mostly cloudy. Seas 1 ft or less.

      ENE 7kt⇓
      < 1ft

    • Thursday

      Thursday:NNE wind around 6 kt becoming ENE in the afternoon. Mostly cloudy. Seas 1 ft or less.

      NNE 6kt
      < 1ft

    • Thursday Night

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

      Light Wind
      < 1ft

    • Friday

      Friday:ENE wind 6 to 11 kt. Mostly cloudy. Seas 1 ft or less.

      ENE 11kt
      < 1ft

    • Friday Night

      Friday Night:ENE wind 10 to 12 kt. A slight chance of showers after 2am. Seas 1 ft or less.

      ENE 12kt
      < 1ft

    • Saturday

      Saturday:ENE wind 14 to 17 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

      ⇑ENE 21kt
      < 1ft

    • Saturday Night

      Saturday Night:ESE wind 16 to 19 kt decreasing to 13 to 16 kt after midnight. Winds could gust as high as 27 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

      ESE 19kt⇓
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:33 pm EDT Oct 6, 2026
Forecast Valid: 9pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY...

Tonight
NNE wind 14 to 17 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 23 kt. Mostly cloudy. Seas 1 ft or less.
Wednesday
NNE wind around 13 kt becoming ENE in the afternoon. Cloudy, then gradually becoming mostly sunny. Seas 1 ft or less.
Wednesday Night
ENE wind 5 to 7 kt becoming variable and less than 5 kt. Mostly cloudy. Seas 1 ft or less.
Thursday
NNE wind around 6 kt becoming ENE in the afternoon. Mostly cloudy. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Friday
ENE wind 6 to 11 kt. Mostly cloudy. Seas 1 ft or less.
Friday Night
ENE wind 10 to 12 kt. A slight chance of showers after 2am. Seas 1 ft or less.
Saturday
ENE wind 14 to 17 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 28 kt. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.
Saturday Night
ESE wind 16 to 19 kt decreasing to 13 to 16 kt after midnight. Winds could gust as high as 27 kt. Showers and possibly a thunderstorm. 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: 32.76°N 79.9°W
Last Update: 8:33 pm EDT Oct 6, 2026
Forecast Valid: 9pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026
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