Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday.
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For More Weather Information:

Key West, FL Local Forecast Office

Ocean Reef FL

Marine Point Forecast

[NOTICE]
  • Today

    Chance Showers

    Light Wind
    < 1ft

    High: 89 °F

  • Tonight

    Slight Chc Thunderstorms

    Light Wind
    < 1ft

    Low: 78 °F

  • Wednesday

    Slight Chc Thunderstorms

    Light Wind
    < 1ft

    High: 89 °F

  • Wednesday
    Night

    Slight Chc Thunderstorms

    Light Wind
    < 1ft

    Low: 79 °F

  • Thursday

    Slight Chc Thunderstorms

    Light Wind
    < 1ft

    High: 90 °F

  • Thursday
    Night

    Slight Chc Thunderstorms

    Light Wind
    < 1ft

    Low: 79 °F

  • Friday

    Chance Showers

    Light Wind
    < 1ft

    High: 89 °F

  • Friday
    Night

    Chance Showers

    Light Wind
    < 1ft

    Low: 81 °F

  • Saturday

    Chance Showers

    E 10kt
    < 1ft

    High: 88 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:15 am CDT Aug 16, 2022
Forecast Valid: 6am CDT Aug 16, 2022-6pm CDT Aug 22, 2022

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Detailed Forecast


Synopsis: A weakened western Atlantic ridge axis will linger across South Florida and the Keys. As a result, an extended period of light to gentle breezes are expected for the coastal waters of the Florida Keys. High pressure will rebuild across Florida Thursday night and Friday, with freshening east to southeast breezes.

The Approximate Shoreward Edge of the Gulf Stream as of August 16, 2022...

58 NM South of Dry Tortugas Light...on Loggerhead Key. 40 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 33 NM South of Sand Key Light...off Key West. 26 NM South of Looe Key...off Big Pine Key. 23 NM South of Sombrero Key Light...off Marathon. 21 NM Southeast of Alligator Reef Light...off Islamorada. 21 NM Southeast of Molasses Reef Light...off Key Largo. 16 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

Today
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 7am. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
E wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

*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: 25.33°N 80.27°W
Last Update: 5:15 am CDT Aug 16, 2022
Forecast Valid: 6am CDT Aug 16, 2022-6pm CDT Aug 22, 2022
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