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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SW wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.

      SW 10kt
      < 1ft

    • Friday

      Friday:W wind 7 to 10 kt becoming SW 10 to 13 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SW 13kt
      < 1ft

    • Friday Night

      Friday Night:SW wind 7 to 11 kt. Partly cloudy. Seas 1 ft or less.

      SW 11kt
      < 1ft

    • Saturday

      Saturday:SW wind 8 to 12 kt. Mostly sunny. Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Saturday Night

      Saturday Night:W wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.

      W 10kt
      < 1ft

    • Sunday

      Sunday:W wind around 7 kt. Mostly sunny. Seas 1 ft or less.

      W 7kt
      < 1ft

    • Sunday Night

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

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑S 6kt
      < 1ft

    • Monday Night

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

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 11:54 pm EDT May 15, 2025
Forecast Valid: 12am EDT May 16, 2025-6pm EDT May 22, 2025

View Nearby Observations

Detailed Forecast


Overnight
SW wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.
Friday
W wind 7 to 10 kt becoming SW 10 to 13 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Friday Night
SW wind 7 to 11 kt. Partly cloudy. Seas 1 ft or less.
Saturday
SW wind 8 to 12 kt. Mostly sunny. Seas 1 ft or less.
Saturday Night
W wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.
Sunday
W wind around 7 kt. Mostly sunny. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming S around 6 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.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 77 degrees.

*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: 11:54 pm EDT May 15, 2025
Forecast Valid: 12am EDT May 16, 2025-6pm EDT May 22, 2025
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