Hazardous Weather Conditions

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Charleston, SC Local Forecast Office

5NM N Rattlesnake Shoal MR

Marine Point Forecast

[NOTICE]
    • Saturday

      Saturday:N wind 5 to 7 kt becoming NE in the afternoon. Areas of fog before 9am.  Seas 1 ft or less.

      N 7kt
      < 1ft

    • Saturday Night

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

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds less than 5 kt becoming NNE 5 to 8 kt after midnight. Mostly cloudy. Seas 1 ft or less.

      ⇑NNE 8kt
      < 1ft

    • Monday

      Monday:NE wind 12 to 15 kt, with gusts as high as 23 kt. Mostly cloudy. Seas 1 ft or less.

      NE 15kt
      < 1ft

    • Monday Night

      Monday Night:NE wind 10 to 13 kt, with gusts as high as 22 kt. A slight chance of showers.   Seas 1 ft or less.

      NE 13kt
      < 1ft

    • Tuesday

      Tuesday:NE wind around 9 kt becoming E in the afternoon. A slight chance of showers.   Seas 1 ft or less.

      NE 9kt
      < 1ft

    • Tuesday Night

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

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

      ⇑ESE 7kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 1:32 am EST Feb 28, 2026
Forecast Valid: 4am EST Feb 28, 2026-6pm EST Mar 6, 2026

View Nearby Observations

Detailed Forecast


Saturday
N wind 5 to 7 kt becoming NE in the afternoon. Areas of fog before 9am. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Sunday Night
Variable winds less than 5 kt becoming NNE 5 to 8 kt after midnight. Mostly cloudy. Seas 1 ft or less.
Monday
NE wind 12 to 15 kt, with gusts as high as 23 kt. Mostly cloudy. Seas 1 ft or less.
Monday Night
NE wind 10 to 13 kt, with gusts as high as 22 kt. A slight chance of showers. Seas 1 ft or less.
Tuesday
NE wind around 9 kt becoming E in the afternoon. A slight chance of showers. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Winds and seas 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: 32.81°N 79.73°W
Last Update: 1:32 am EST Feb 28, 2026
Forecast Valid: 4am EST Feb 28, 2026-6pm EST Mar 6, 2026
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