Another Eastern Storm to Bring Severe Thunderstorms and Renewed Flooding

A large area of low pressure is forecast to shift from the central U.S. Thursday across the Northeast this weekend. Isolated to scattered severe thunderstorms will be possible Thursday from Florida to the Carolinas with damaging winds and a few tornadoes the main threats. Heavy rain from the Mid-Atlantic through New England may lead to urban and renewed river flooding Friday and Saturday.
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Hazardous Weather Conditions

For More Weather Information:

Key West, FL Local Forecast Office

5NM WNW The Elbow Light FL

Marine Point Forecast

[NOTICE]
  • Overnight

    Scattered Showers

    SW 10kt
    1ft

    Low: 79 °F

  • Thursday

    Scattered Showers

    SSW 20kt
    1-2ft

    High: 84 °F

  • Thursday
    Night

    Showers Likely

    SSW 20kt
    2ft

    Low: 78 °F

  • Friday

    Isolated Showers

    WSW 20kt
    2ft

    High: 83 °F

  • Friday
    Night

    Isolated Showers

    W 15kt
    2ft

    Low: 75 °F

  • Saturday

    Isolated Showers

    W 15kt
    2ft

    High: 81 °F

  • Saturday
    Night

    Isolated Showers

    NW 15kt
    1ft

    Low: 72 °F

  • Sunday

    Sunny

    Light Wind
    1ft

    High: 80 °F

  • Sunday
    Night

    Mostly Clear

    Light Wind
    1ft

    Low: 73 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:16 pm CDT Oct 27, 2021
Forecast Valid: 11pm CDT Oct 27, 2021-6pm CDT Nov 3, 2021

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Detailed Forecast


Synopsis: A frontal boundary will approach the Florida Peninsula late tonight and cause freshening southwesterly to westerly breezes. The front is expected to push through the marine zones of the Keys Thursday afternoon and evening from west to east, with scattered showers and thunderstorms possible as the front passes. Small Craft Should Exercise Caution headlines and Small Craft Advisories may be required for portions or all of the Florida Keys coastal waters for Thursday through at least Saturday. Breezes will slacken Saturday night through early next week, with below normal rain and thunder chances expected.

The Approximate Shoreward Edge of the Gulf Stream as of October 27...

20 NM South of Dry Tortugas Light...on Loggerhead Key. 17 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 17 NM South of Sand Key Light...off Key West. 20 NM South of Looe Key...off Big Pine Key. 24 NM South of Sombrero Key Light...off Marathon. 28 NM Southeast of Alligator Reef Light...off Islamorada. 20 NM Southeast of Molasses Reef Light...off Key Largo. 15 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Overnight
SW wind 5 to 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
Thursday
SSW wind 10 to 20 kt. Scattered showers and thunderstorms. Seas 1 to 2 ft.
Thursday Night
SSW wind 15 to 20 kt. Showers likely and possibly a thunderstorm before 1am, then scattered showers and thunderstorms after 1am. Seas around 2 ft.
Friday
WSW wind around 20 kt. Isolated showers. Seas around 2 ft.
Friday Night
W wind around 15 kt. Isolated showers. Seas around 2 ft.
Saturday
W wind around 15 kt. Isolated showers. Seas around 2 ft.
Saturday Night
NW wind 10 to 15 kt. Isolated showers. Seas around 1 ft.
Sunday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Sunday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 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: 25.18°N 80.33°W
Last Update: 9:16 pm CDT Oct 27, 2021
Forecast Valid: 11pm CDT Oct 27, 2021-6pm CDT Nov 3, 2021
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