Severe Thunderstorm and Flash Flooding Risks from Southern Plains to Midwest; Heat Wave Developing in the Southeast

Severe thunderstorms and flash flooding are likely once again from the Southern Plains to the Midwest today. Periodic risks of severe thunderstorms, along with flash flooding, are forecast from the Central and Southern Plains to the Great Lakes and Northeast through the Memorial Day weekend. Above normal temperatures will lead to a heat wave across the Southeastern states into early next week.
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Key West, FL Local Forecast Office

Ocean Reef FL

Marine Point Forecast

[NOTICE]
  • Tonight

    Partly Cloudy

    ENE 15kt
    3ft

    Low: 77 °F

  • Saturday

    Sunny

    E 15kt
    3ft

    High: 82 °F

  • Saturday
    Night

    Mostly Clear

    ENE 15kt
    3ft

    Low: 78 °F

  • Sunday

    Sunny

    E 15kt
    3ft

    High: 84 °F

  • Sunday
    Night

    Mostly Clear

    ENE 15kt
    3ft

    Low: 78 °F

  • Memorial
    Day

    Sunny

    E 10kt
    2ft

    High: 87 °F

  • Monday
    Night

    Mostly Clear

    E 10kt
    2ft

    Low: 79 °F

  • Tuesday

    Sunny

    ESE 10kt
    2ft

    High: 88 °F

  • Tuesday
    Night

    Slight Chc Showers

    ESE 10kt
    2ft

    Low: 81 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:15 pm EDT May 24, 2019
Forecast Valid: 9pm EDT May 24, 2019-6pm EDT May 31, 2019

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Detailed Forecast


Synopsis: A ridge of high pressure will remain in place across the North Florida through the rest of the weekend, then slide southwards during Monday, reaching South Florida by Tuesday and remaining in place through Wednesday. Fresh to occasionally strong breezes will continue through the weekend, becoming moderate to occasionally fresh Monday through the middle of next week.

The Approximate Shoreward Edge of the Gulf Stream as of May 23, 2019...

46 NM South of Dry Tortugas Light...on Loggerhead Key. 2 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 2 NM South of Sand Key Light...off Key West. 5 NM South of Looe Key...off Big Pine Key. 5 NM South of Sombrero Key Light...off Marathon. 3 NM Southeast of Alligator Reef Light...off Islamorada. 1 NM Southeast of Molasses Reef Light...off Key Largo. 3 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Tonight
ENE wind around 15 kt. Partly cloudy. Seas around 3 ft.
Saturday
E wind around 15 kt. Sunny. Seas around 3 ft.
Saturday Night
ENE wind around 15 kt. Mostly clear. Seas around 3 ft.
Sunday
E wind around 15 kt. Sunny. Seas around 3 ft.
Sunday Night
ENE wind around 15 kt. Mostly clear. Seas around 3 ft.
Memorial Day
E wind around 10 kt. Sunny. Seas around 2 ft.
Monday Night
E wind around 10 kt. Mostly clear. Seas around 2 ft.
Tuesday
ESE wind around 10 kt. Sunny. Seas around 2 ft.
Tuesday Night
ESE wind around 10 kt. A slight chance of showers. 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: 25.31°N 80.27°W
Last Update: 8:15 pm EDT May 24, 2019
Forecast Valid: 9pm EDT May 24, 2019-6pm EDT May 31, 2019
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