Heavy Snow Expected Across Portions of the South Carolina Lowcountry and Southeast Georgia This Weekend

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Charleston, SC Local Forecast Office

Charleston Harbor MR

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. Mostly sunny. Seas 1 ft or less.

      ⇑E 7kt
      < 1ft

    • Tonight

      Tonight:ENE wind 6 to 9 kt becoming NNE after midnight. A slight chance of rain between midnight and 1am.   Seas 1 ft or less.

      NNE 9kt
      < 1ft

    • Saturday

      Saturday:N wind 10 to 14 kt, with gusts as high as 20 kt. A slight chance of rain before 10am, then snow, possibly mixed with rain.   Seas 1 ft or less.

      N 14kt
      < 1ft

    • Saturday Night

      Saturday Night:NW wind 17 to 22 kt, with gusts as high as 30 kt. Snow, possibly mixed with rain, becoming all snow after 7pm.   Seas 1 ft or less.

      NW 22kt
      < 1ft

    • Sunday

      Sunday:NW wind 16 to 19 kt decreasing to 13 to 16 kt in the afternoon. Winds could gust as high as 27 kt. Sunny. Seas 1 ft or less.

      NW 19kt⇓
      < 1ft

    • Sunday Night

      Sunday Night:WNW wind 6 to 9 kt. Mostly clear. Seas 1 ft or less.

      WNW 9kt
      < 1ft

    • Monday

      Monday:NW wind around 6 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.

      NW 6kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 7:30 am EST Jan 30, 2026
Forecast Valid: 8am EST Jan 30, 2026-6pm EST Feb 5, 2026

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Detailed Forecast


Today
Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. Mostly sunny. Seas 1 ft or less.
Tonight
ENE wind 6 to 9 kt becoming NNE after midnight. A slight chance of rain between midnight and 1am. Seas 1 ft or less.
Saturday
N wind 10 to 14 kt, with gusts as high as 20 kt. A slight chance of rain before 10am, then snow, possibly mixed with rain. Seas 1 ft or less.
Saturday Night
NW wind 17 to 22 kt, with gusts as high as 30 kt. Snow, possibly mixed with rain, becoming all snow after 7pm. Seas 1 ft or less.
Sunday
NW wind 16 to 19 kt decreasing to 13 to 16 kt in the afternoon. Winds could gust as high as 27 kt. Sunny. Seas 1 ft or less.
Sunday Night
WNW wind 6 to 9 kt. Mostly clear. Seas 1 ft or less.
Monday
NW wind around 6 kt becoming W in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 49 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: 7:30 am EST Jan 30, 2026
Forecast Valid: 8am EST Jan 30, 2026-6pm EST Feb 5, 2026
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