For More Weather Information:

Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]
    • Late Afternoon

      Late Afternoon:SW wind around 13 kt. A slight chance of showers and thunderstorms.   Seas 1 ft or less.

      SW 13kt
      < 1ft

    • Tonight

      Tonight:SW wind 10 to 12 kt. A slight chance of showers and thunderstorms before 7pm.   Seas 1 ft or less.

      SW 12kt
      < 1ft

    • Tuesday

      Tuesday:SW wind 10 to 14 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms, mainly before 3pm.   Seas 1 ft or less.

      SW 14kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. A slight chance of showers and thunderstorms before 10pm.   Seas 1 ft or less.

      WSW 9kt⇓
      < 1ft

    • Wednesday

      Wednesday:N wind 6 to 9 kt becoming E in the afternoon. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      E 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers and thunderstorms before 8pm.   Seas 1 ft or less.

      E 6kt⇓
      < 1ft

    • Thursday

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

      ⇑ESE 9kt
      < 1ft

    • Thursday Night

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

      SE 7kt⇓
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A slight chance of showers and thunderstorms.   Seas 1 ft or less.

      ⇑S 12kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:30 pm EDT Jun 22, 2026
Forecast Valid: 5pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026

View Nearby Observations

Detailed Forecast


Late Afternoon
SW wind around 13 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Tonight
SW wind 10 to 12 kt. A slight chance of showers and thunderstorms before 7pm. Seas 1 ft or less.
Tuesday
SW wind 10 to 14 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms, mainly before 3pm. Seas 1 ft or less.
Tuesday Night
WSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. A slight chance of showers and thunderstorms before 10pm. Seas 1 ft or less.
Wednesday
N wind 6 to 9 kt becoming E in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Wednesday Night
E wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming ESE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A slight chance of showers and thunderstorms. 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 83 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 32.76°N 79.9°W
Last Update: 2:30 pm EDT Jun 22, 2026
Forecast Valid: 5pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data