Heavy Rainfall For Parts Of Louisiana and Texas; Elevated/Critical Fire Weather Conditions in the Great Basin

Heavy rain from tropical showers/thunderstorms are possible for areas of Louisiana and Texas. The heavy rain and possible flooding are likely to persist the next few days, especially in southeast Texas. Critical fire weather threats continue for much of the Great Basin, from dry/windy conditions. Finally, rip currents/heavy surf are likely to continue from Florida to the Carolinas from Humberto.
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Key West, FL Local Forecast Office

5NM E Vaca Cut FL

Marine Point Forecast

[NOTICE]
  • Today

    Isolated Thunderstorms

    NNE 10kt
    1ft

    High: 87 °F

  • Tonight

    Mostly Clear

    NW 10kt
    1ft

    Low: 81 °F

  • Wednesday

    Scattered Showers

    NNE 10kt
    1ft

    High: 87 °F

  • Wednesday
    Night

    Isolated Showers

    NE 20kt
    2-3ft

    Low: 80 °F

  • Thursday

    Isolated Showers

    NE 20kt
    3ft

    High: 84 °F

  • Thursday
    Night

    Scattered Showers

    NE 20kt
    3ft

    Low: 79 °F

  • Friday

    Scattered Thunderstorms

    ENE 20kt
    3-4ft

    High: 85 °F

  • Friday
    Night

    Scattered Thunderstorms

    ENE 20kt
    4ft

    Low: 79 °F

  • Saturday

    Scattered Thunderstorms

    E 20kt
    4ft

    High: 85 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:15 am EDT Sep 17, 2019
Forecast Valid: 10am EDT Sep 17, 2019-6pm EDT Sep 23, 2019

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Detailed Forecast


Synopsis: Weak high pressure will prevail over the northern Gulf through Wednesday morning. Then strong continental high pressure will expand down the Florida Peninsula later Wednesday, with freshening northeast breezes on Wednesday night and Thursday. A trough will pass westward across the waters around Saturday. Fresh to strong easterly breezes will prevail on Saturday.

The Approximate Shoreward Edge of the Gulf Stream as of September 17...

58 NM South of Dry Tortugas Light...on Loggerhead Key. 32 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 22 NM South of Sand Key Light...off Key West. 14 NM South of Looe Key...off Big Pine Key. 15 NM South of Sombrero Key Light...off Marathon. 11 NM Southeast of Alligator Reef Light...off Islamorada. 6 NM Southeast of Molasses Reef Light...off Key Largo. 5 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Today
NNE wind 5 to 10 kt becoming NW in the afternoon. Isolated showers and thunderstorms before 2pm. Seas around 1 ft.
Tonight
NW wind 5 to 10 kt becoming NNE after midnight. Mostly clear. Seas around 1 ft.
Wednesday
NNE wind 5 to 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
Wednesday Night
NE wind 15 to 20 kt. Isolated showers. Seas 2 to 3 ft.
Thursday
NE wind around 20 kt. Isolated showers. Seas around 3 ft.
Thursday Night
NE wind around 20 kt. Scattered showers and thunderstorms. Seas around 3 ft.
Friday
ENE wind 15 to 20 kt. Scattered showers and thunderstorms. Seas 3 to 4 ft.
Friday Night
ENE wind around 20 kt. Scattered showers and thunderstorms. Seas around 4 ft.
Saturday
E wind around 20 kt. Scattered showers and thunderstorms. Seas around 4 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: 24.71°N 80.95°W
Last Update: 8:15 am EDT Sep 17, 2019
Forecast Valid: 10am EDT Sep 17, 2019-6pm EDT Sep 23, 2019
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