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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

    • Today

      Today:SW wind 6 to 11 kt becoming S in the afternoon. Partly sunny. Seas 1 ft or less.

      S 11kt
      < 1ft

    • Tonight

      Tonight:SSW wind 6 to 10 kt. Mostly cloudy. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.

      ⇑SSW 7kt
      < 1ft

    • Monday Night

      Monday Night:SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Seas 1 ft or less.

      SSW 6kt⇓
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. A slight chance of showers, with thunderstorms also possible after 2pm. Seas 1 ft or less.

      ⇑ESE 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A slight chance of thunderstorms before 8pm. Seas 1 ft or less.

      SE 7kt⇓
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SSE 6 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑SSE 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 5 to 8 kt. Partly cloudy. Seas 1 ft or less.

      S 8kt
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming S 6 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑S 11kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 8:30 am EDT Jun 7, 2026
Forecast Valid: 10am EDT Jun 7, 2026-6pm EDT Jun 13, 2026

View Nearby Observations

Detailed Forecast


Today
SW wind 6 to 11 kt becoming S in the afternoon. Partly sunny. Seas 1 ft or less.
Tonight
SSW wind 6 to 10 kt. Mostly cloudy. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Mostly cloudy. Seas 1 ft or less.
Monday Night
SSW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Seas 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. A slight chance of showers, with thunderstorms also possible after 2pm. Seas 1 ft or less.
Tuesday Night
SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A slight chance of thunderstorms before 8pm. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming SSE 6 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Wednesday Night
S wind 5 to 8 kt. Partly cloudy. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming S 6 to 11 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 78 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: 8:30 am EDT Jun 7, 2026
Forecast Valid: 10am EDT Jun 7, 2026-6pm EDT Jun 13, 2026
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