Wet Pattern Continues From the Northwest To Rockies; Major Storm System To Develop On Thursday Across Southern Plains

A vigorous system will slide from the Northwest to the Rockies on Wednesday to keep intact the wet pattern across the extended region. Heavy to excessive rain, intense mountain snow and high winds are possible before the next system arrives on Friday. The same system will evolve into a major storm on Thursday across the southern Plains for a widespread rain event for the South and East.
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Jacksonville, FL Local Forecast Office

2NM E Mayport FL

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Sunny

    WNW 6kt
    2-3ft

    High: 58 °F

  • Tonight

    Mostly Cloudy

    Light Wind
    2ft

    Low: 53 °F

  • Thursday

    Chance Showers

    ENE 11kt
    2-3ft

    High: 65 °F

  • Thursday
    Night

    Chance Showers

    ESE 13kt
    3-4ft

    Low: 63 °F

  • Friday

    Showers

    S 15kt
    4ft

    High: 68 °F

  • Friday
    Night

    Showers Likely

    SW 13kt
    4ft

    Low: 58 °F

  • Saturday

    Chance Showers

    SW 11kt
    3ft

    High: 65 °F

  • Saturday
    Night

    Partly Cloudy

    W 11kt
    3ft

    Low: 51 °F

  • Sunday

    Sunny

    WNW 11kt
    2ft

    High: 60 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:17 am EST Dec 12, 2018
Forecast Valid: 12pm EST Dec 12, 2018-6pm EST Dec 18, 2018

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Detailed Forecast


Synopsis: High pressure will move overhead Today, then to the Northeast Tonight into Thursday. A cold front will move East across the region Friday, with the associated low pressure system lingering near the region through Friday night. The low will move to the Northeast over the weekend, as high pressure builds to the West.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of Dec 11, 2018 at 1200 UTC...

62 nautical miles east of Flagler Beach. 72 nautical miles east of Saint Augustine Beach. 78 nautical miles east of Jacksonville Beach. 96 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

This Afternoon
WNW wind around 6 kt becoming SSW. Sunny. Seas 2 to 3 ft.
Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.
Thursday
ENE wind 7 to 11 kt. A chance of showers, mainly after 1pm. Seas 2 to 3 ft.
Thursday Night
ESE wind 10 to 13 kt. A chance of showers. Seas 3 to 4 ft.
Friday
S wind 12 to 15 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm. Seas around 4 ft.
Friday Night
SW wind 10 to 13 kt. Showers likely, mainly before 1am. Seas around 4 ft.
Saturday
SW wind around 11 kt. A chance of showers. Seas around 3 ft.
Saturday Night
W wind around 11 kt. Partly cloudy. Seas around 3 ft.
Sunday
WNW wind around 11 kt. Sunny. Seas around 2 ft.

*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: 30.36°N 81.35°W
Last Update: 10:17 am EST Dec 12, 2018
Forecast Valid: 12pm EST Dec 12, 2018-6pm EST Dec 18, 2018
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