Heavy Rains Expected to Impact Parts of the Eastern U.S.

A strong cold front will produce heavy rain will create mainly localized areas of flash flooding to the Great Lakes and Ohio Valley. There is another flash flood threat in the parts of the Southeast and Southern Appalachians.
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Charleston, SC Local Forecast Office

5NM ENE Hunting Island Reef MR

Marine Point Forecast

[NOTICE]
  • Overnight

    Heavy Rain

    SSE 12kt
    3ft
  • Tuesday

    Heavy Rain

    S 11kt
    3ft
  • Tuesday
    Night

    Showers Likely

    SSE 13kt
    3ft
  • Wednesday

    Showers Likely

    S 10kt
    3ft
  • Wednesday
    Night

    Showers

    WNW 12kt
    3ft
  • Thursday

    Chance Showers

    NNW 12kt
    3ft
  • Thursday
    Night

    Mostly Clear

    N 12kt
    3ft
  • Friday

    Sunny

    N 12kt
    3-4ft
  • Friday
    Night

    Mostly Clear

    N 10kt
    3ft

Associated Zone Forecast which includes this point

Last Update: 3:18 am EDT Sep 21, 2021
Forecast Valid: 4am EDT Sep 21, 2021-6pm EDT Sep 27, 2021

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Detailed Forecast


Synopsis: AMZ300-212015- 329 AM EDT Tue Sep 21 2021 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... Deep tropical moisture will lead to a wet pattern into mid week. A cold front will then move through the area Wednesday night into early Thursday, followed by cooler and drier high pressure through the weekend and into early next week. $$

Overnight
SSE wind around 12 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas around 3 ft.
Tuesday
S wind around 11 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas around 3 ft.
Tuesday Night
SSE wind 11 to 13 kt. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 11pm, then showers likely and possibly a thunderstorm after 11pm. Seas around 3 ft.
Wednesday
S wind around 10 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.
Wednesday Night
SSW wind 10 to 12 kt becoming WNW after midnight. Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Seas around 3 ft.
Thursday
NNW wind 9 to 12 kt. A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Seas around 3 ft.
Thursday Night
N wind 9 to 12 kt. Mostly clear. Seas around 3 ft.
Friday
N wind 9 to 12 kt. Sunny. Seas 3 to 4 ft.
Friday Night
N wind 7 to 10 kt. Mostly clear. Seas around 3 ft.

Mariners are reminded that 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: 32.22°N 80.24°W
Last Update: 3:18 am EDT Sep 21, 2021
Forecast Valid: 4am EDT Sep 21, 2021-6pm EDT Sep 27, 2021
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