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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming ENE 10 to 15 kt in the morning. Winds could gust as high as 21 kt. Showers and thunderstorms likely, mainly before 1pm. Seas 1 ft or less.

      ⇑ENE 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ENE wind 14 to 17 kt, with gusts as high as 23 kt. A chance of showers before midnight, then a chance of showers after 2am. Seas 1 ft or less.

      ENE 17kt
      < 1ft

    • Wednesday

      Wednesday:NE wind 13 to 15 kt, with gusts as high as 21 kt. A chance of showers before 8am. Seas 1 ft or less.

      NE 15kt
      < 1ft

    • Wednesday Night

      Wednesday Night:ENE wind 5 to 10 kt. Clear. Seas 1 ft or less.

      ENE 10kt
      < 1ft

    • Thursday

      Thursday:N wind 7 to 10 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.

      ENE 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Seas 1 ft or less.

      SE 6kt⇓
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming SE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑SE 9kt
      < 1ft

    • Friday Night

      Friday Night:SSE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

      SSE 7kt⇓
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑SSE 9kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:30 pm EDT Jun 1, 2026
Forecast Valid: 1am EDT Jun 2, 2026-6pm EDT Jun 8, 2026

View Nearby Observations

Detailed Forecast


Tuesday
Variable winds less than 5 kt becoming ENE 10 to 15 kt in the morning. Winds could gust as high as 21 kt. Showers and thunderstorms likely, mainly before 1pm. Seas 1 ft or less.
Tuesday Night
ENE wind 14 to 17 kt, with gusts as high as 23 kt. A chance of showers before midnight, then a chance of showers after 2am. Seas 1 ft or less.
Wednesday
NE wind 13 to 15 kt, with gusts as high as 21 kt. A chance of showers before 8am. Seas 1 ft or less.
Wednesday Night
ENE wind 5 to 10 kt. Clear. Seas 1 ft or less.
Thursday
N wind 7 to 10 kt becoming E in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
SE wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming SE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
SSE wind 5 to 7 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 9 kt in the afternoon. Sunny. Seas 1 ft or less.

Winds and waves higher in and near tstms.

*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: 8:30 pm EDT Jun 1, 2026
Forecast Valid: 1am EDT Jun 2, 2026-6pm EDT Jun 8, 2026
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