Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic.
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For More Weather Information:

Charleston, SC Local Forecast Office

2NM W Charleston Harbor MR

Marine Point Forecast

[NOTICE]
  • Tonight

    Mostly Clear

    SW 12kt
    < 1ft
  • Sunday

    Slight Chc Thunderstorms

    SSW 12kt
    < 1ft
  • Sunday
    Night

    Slight Chc Thunderstorms

    SSW 12kt
    < 1ft
  • Monday

    Chance Thunderstorms

    SSW 12kt
    < 1ft
  • Monday
    Night

    Chance Thunderstorms

    SSW 11kt
    < 1ft
  • Tuesday

    Chance Thunderstorms

    SSW 9kt
    < 1ft
  • Tuesday
    Night

    Chance Thunderstorms

    SSW 8kt
    < 1ft
  • Wednesday

    Chance Thunderstorms

    Light Wind
    < 1ft
  • Wednesday
    Night

    Chance Thunderstorms

    Light Wind
    < 1ft

Associated Zone Forecast which includes this point

Last Update: 7:44 pm EDT Jul 22, 2017
Forecast Valid: 10pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017

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Detailed Forecast


Synopsis: AMZ300-231645- 931 PM EDT Sat Jul 22 2017 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... Atlantic high pressure will continue to extend west into the Southeast coast this weekend. A weak cold front will approach the area during the middle of next week. Low pressure should then develop over the area and linger through late week. $$

Tonight
SW wind 9 to 12 kt. Mostly clear. Seas 1 ft or less.
Sunday
SSW wind 8 to 12 kt. A slight chance of showers and thunderstorms after 11am. Seas 1 ft or less.
Sunday Night
SSW wind 9 to 12 kt. A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after midnight. Seas 1 ft or less.
Monday
SSW wind 9 to 12 kt. A chance of showers and thunderstorms, mainly after 10am. Seas 1 ft or less.
Monday Night
SSW wind 7 to 11 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday
SSW wind 7 to 9 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday Night
SSW wind 5 to 8 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

Mariners are reminded that winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 86 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 79.93°W
Last Update: 7:44 pm EDT Jul 22, 2017
Forecast Valid: 10pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017
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