Strong Winds Over Portions of the Rockies & Plains; Chilly for Much of the Eastern U.S.

Low pressure pushing eastward will generate strong winds over parts of the Rockies and Plains through Saturday with some light precipitation. Meanwhile, a much cooler air mass will overtake the eastern half of the country with frost and freeze concerns. Elevated fire weather conditions are expected for the Great Basin and parts of California, along with poor air quality in some locales.
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For More Weather Information:

Jacksonville, FL Local Forecast Office

5NM WSW Saint Simons GA

Marine Point Forecast

[NOTICE]
  • Tonight

    Mostly Clear

    NNE 9kt
    < 1ft

    Low: 60 °F

  • Saturday

    Chance Showers

    NE 15kt
    < 1ft

    High: 73 °F

  • Saturday
    Night

    Showers Likely

    E 11kt
    < 1ft

    Low: 65 °F

  • Sunday

    Mostly Sunny

    Winds IncreasingWNW 6kt
    < 1ft

    High: 78 °F

  • Sunday
    Night

    Mostly Clear

    NNW 13kt
    < 1ft

    Low: 50 °F

  • Monday

    Sunny

    N 14kt
    < 1ft

    High: 63 °F

  • Monday
    Night

    Clear

    N 6kt
    < 1ft

    Low: 47 °F

  • Tuesday

    Sunny

    NNE 6kt
    < 1ft

    High: 68 °F

  • Tuesday
    Night

    Clear

    Light Wind
    < 1ft

    Low: 54 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:15 pm EDT Oct 30, 2020
Forecast Valid: 8pm EDT Oct 30, 2020-6pm EST Nov 6, 2020

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Detailed Forecast


Synopsis: Strong high pressure will build to the north Tonight into Saturday then to the northeast Saturday night. An inverted coastal trough is expected to develop late Tonight into Saturday. A cold front will move southeast across the region Sunday into Sunday evening. Strong high pressure will build to the west Monday, then just to the north on Tuesday, then northeast Wednesday.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of Oct 29, 2020 at 1200 UTC...

41 nautical miles east northeast of Flagler Beach. 49 nautical miles east of Saint Augustine Beach. 57 nautical miles east of Jacksonville Beach. 67 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

Tonight
NNE wind 5 to 9 kt. Mostly clear. Seas 1 ft or less.
Saturday
NE wind 9 to 15 kt, with gusts as high as 23 kt. A chance of showers, mainly after 11am. Seas 1 ft or less.
Saturday Night
E wind 7 to 11 kt, with gusts as high as 17 kt. Showers likely, mainly before 8pm. Seas 1 ft or less.
Sunday
Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Sunday Night
NNW wind 8 to 13 kt, with gusts as high as 20 kt. Mostly clear. Seas 1 ft or less.
Monday
N wind 11 to 14 kt, with gusts as high as 21 kt. Sunny. Seas 1 ft or less.
Monday Night
N wind around 6 kt. Clear. Seas 1 ft or less.
Tuesday
NNE wind around 6 kt. Sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Clear. 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: 31.15°N 81.47°W
Last Update: 7:15 pm EDT Oct 30, 2020
Forecast Valid: 8pm EDT Oct 30, 2020-6pm EST Nov 6, 2020
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