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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

    • Monday

      Monday:ENE wind 6 to 8 kt becoming N in the morning. Showers and thunderstorms, mainly before 4pm. Seas 1 ft or less.

      NNE 8kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:NE wind 7 to 10 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 22 kt. Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

      ⇑NE 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NE wind around 16 kt, with gusts as high as 23 kt. Showers likely, mainly before 8pm. Seas 1 ft or less.

      NE 16kt
      < 1ft

    • Wednesday

      Wednesday:NE wind around 15 kt, with gusts as high as 22 kt. A slight chance of showers before 8am. Seas 1 ft or less.

      NE 15kt
      < 1ft

    • Wednesday Night

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

      ENE 10kt
      < 1ft

    • Thursday

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

      NNE 10kt
      < 1ft

    • Thursday Night

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

      ESE 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


Associated Zone Forecast which includes this point

Last Update: 2:40 am EDT Jun 1, 2026
Forecast Valid: 4am EDT Jun 1, 2026-6pm EDT Jun 7, 2026

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Detailed Forecast


Monday
ENE wind 6 to 8 kt becoming N in the morning. Showers and thunderstorms, mainly before 4pm. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Seas 1 ft or less.
Tuesday
NE wind 7 to 10 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 22 kt. Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.
Tuesday Night
NE wind around 16 kt, with gusts as high as 23 kt. Showers likely, mainly before 8pm. Seas 1 ft or less.
Wednesday
NE wind around 15 kt, with gusts as high as 22 kt. A slight chance of showers before 8am. Seas 1 ft or less.
Wednesday Night
ENE wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.
Thursday
N wind 7 to 10 kt becoming ENE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
ESE 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.

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: 2:40 am EDT Jun 1, 2026
Forecast Valid: 4am EDT Jun 1, 2026-6pm EDT Jun 7, 2026
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