Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into Ohio/Tennessee Valleys; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will be possible from the Lower Mississippi Valley into parts of the Ohio/Tennessee Valleys. Elevated to Critical Fire weather threats will persist across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina.
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Jacksonville, FL Local Forecast Office

2NM E Mayport FL

Marine Point Forecast

[NOTICE]
  • Overnight

    Slight Chc Showers

    ESE 9kt
    3ft

    Low: 80 °F

  • Sunday

    Slight Chc Thunderstorms

    E 10kt
    3ft

    High: 83 °F

  • Sunday
    Night

    Slight Chc Thunderstorms

    E 11kt
    3ft

    Low: 80 °F

  • Monday

    Chance Showers

    E 11kt
    3ft

    High: 85 °F

  • Monday
    Night

    Slight Chc Showers

    E 11kt
    3ft

    Low: 80 °F

  • Tuesday

    Slight Chc Thunderstorms

    ENE 8kt
    3ft

    High: 85 °F

  • Tuesday
    Night

    Partly Cloudy

    E 6kt
    3ft

    Low: 79 °F

  • Wednesday

    Chance Showers

    Winds IncreasingSE 6kt
    2-3ft

    High: 87 °F

  • Wednesday
    Night

    Chance Showers

    S 10kt
    3ft

    Low: 78 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:16 pm EDT Sep 22, 2018
Forecast Valid: 11pm EDT Sep 22, 2018-6pm EDT Sep 29, 2018

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Detailed Forecast


Synopsis: High pressure will be Northeast of the region through Monday morning. A wave of low pressure is expected to move Northwest through the coastal waters Monday into Tuesday. The region will then be between high pressure to the East/Northeast and a cold front to the Northwest through Thursday.

Overnight
ESE wind around 9 kt. A slight chance of showers. Seas around 3 ft.
Sunday
E wind 7 to 10 kt. A slight chance of showers, with thunderstorms also possible after 11am. Seas around 3 ft.
Sunday Night
E wind 7 to 11 kt. A slight chance of showers and thunderstorms after 2am. Seas around 3 ft.
Monday
E wind 8 to 11 kt. A chance of showers and thunderstorms, mainly between 8am and 2pm. Seas around 3 ft.
Monday Night
E wind 6 to 11 kt. A slight chance of showers before 8pm. Seas around 3 ft.
Tuesday
ENE wind 6 to 8 kt. A slight chance of showers and thunderstorms. Seas around 3 ft.
Tuesday Night
E wind around 6 kt becoming S after midnight. Partly cloudy. Seas around 3 ft.
Wednesday
Variable winds less than 5 kt becoming SE around 6 kt in the afternoon. A chance of showers and thunderstorms. Seas 2 to 3 ft.
Wednesday Night
S wind around 10 kt. A chance of showers and thunderstorms. Seas around 3 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: 9:16 pm EDT Sep 22, 2018
Forecast Valid: 11pm EDT Sep 22, 2018-6pm EDT Sep 29, 2018
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