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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]
    • Thursday

      Thursday:W wind 7 to 9 kt becoming NNW in the morning. Sunny. Seas 1 ft or less.

      WNW 9kt
      < 1ft

    • Thursday Night

      Thursday Night:NNW wind 5 to 8 kt becoming NNE after midnight. Clear. Seas 1 ft or less.

      NNE 8kt
      < 1ft

    • Friday

      Friday:NNE wind 6 to 9 kt becoming SE in the afternoon. Sunny. Seas 1 ft or less.

      NNE 9kt
      < 1ft

    • Friday Night

      Friday Night:S wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

      S 6kt⇓
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSE 5 to 10 kt in the morning. Sunny. Seas 1 ft or less.

      ⇑SSE 10kt
      < 1ft

    • Saturday Night

      Saturday Night:SSE wind around 6 kt. Partly cloudy. Seas 1 ft or less.

      SSE 6kt
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SSE 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SSE wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.

      SSE 6kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming SE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SE 10kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:30 am EDT May 14, 2026
Forecast Valid: 4am EDT May 14, 2026-6pm EDT May 20, 2026

View Nearby Observations

Detailed Forecast


Thursday
W wind 7 to 9 kt becoming NNW in the morning. Sunny. Seas 1 ft or less.
Thursday Night
NNW wind 5 to 8 kt becoming NNE after midnight. Clear. Seas 1 ft or less.
Friday
NNE wind 6 to 9 kt becoming SE in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
S wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.
Saturday
Variable winds less than 5 kt becoming SSE 5 to 10 kt in the morning. Sunny. Seas 1 ft or less.
Saturday Night
SSE wind around 6 kt. Partly cloudy. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Sunday Night
SSE wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming SE 5 to 10 kt in the afternoon. Mostly 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: 32.76°N 79.9°W
Last Update: 2:30 am EDT May 14, 2026
Forecast Valid: 4am EDT May 14, 2026-6pm EDT May 20, 2026
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