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Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:SSW wind around 10 kt. Sunny. Seas 1 ft or less.

      SSW 10kt
      < 1ft

    • Tonight

      Tonight:SW wind around 11 kt. Mostly clear. Seas 1 ft or less.

      SW 11kt
      < 1ft

    • Monday

      Monday:WSW wind around 14 kt, with gusts as high as 21 kt. Increasing clouds. Seas 1 ft or less.

      WSW 14kt
      < 1ft

    • Monday Night

      Monday Night:N wind 9 to 12 kt becoming NE 14 to 19 kt in the evening. Winds could gust as high as 29 kt. A slight chance of showers and thunderstorms between 7pm and 8pm. Seas 1 ft or less.

      ⇑NE 19kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 19 to 22 kt, with gusts as high as 33 kt. Mostly cloudy. Seas 1 ft or less.

      NE 22kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ENE wind 13 to 16 kt decreasing to 9 to 12 kt after midnight. Winds could gust as high as 23 kt. A chance of showers after 2am. Seas 1 ft or less.

      ENE 16kt⇓
      < 1ft

    • Wednesday

      Wednesday:NE wind around 9 kt. A chance of showers, mainly before 8am. Seas 1 ft or less.

      NE 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming SSE 5 to 7 kt in the afternoon. Sunny. Seas 1 ft or less.

      ⇑SSE 7kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 2:10 pm EDT Mar 22, 2026
Forecast Valid: 2pm EDT Mar 22, 2026-6pm EDT Mar 28, 2026

View Nearby Observations

Detailed Forecast

...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY

This Afternoon
SSW wind around 10 kt. Sunny. Seas 1 ft or less.
Tonight
SW wind around 11 kt. Mostly clear. Seas 1 ft or less.
Monday
WSW wind around 14 kt, with gusts as high as 21 kt. Increasing clouds. Seas 1 ft or less.
Monday Night
N wind 9 to 12 kt becoming NE 14 to 19 kt in the evening. Winds could gust as high as 29 kt. A slight chance of showers and thunderstorms between 7pm and 8pm. Seas 1 ft or less.
Tuesday
NE wind 19 to 22 kt, with gusts as high as 33 kt. Mostly cloudy. Seas 1 ft or less.
Tuesday Night
ENE wind 13 to 16 kt decreasing to 9 to 12 kt after midnight. Winds could gust as high as 23 kt. A chance of showers after 2am. Seas 1 ft or less.
Wednesday
NE wind around 9 kt. A chance of showers, mainly before 8am. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming SSE 5 to 7 kt in the afternoon. 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: 2:10 pm EDT Mar 22, 2026
Forecast Valid: 2pm EDT Mar 22, 2026-6pm EDT Mar 28, 2026
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