National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerously Excessive Heat and Humidity Continues from the Midwest and Eastward

Oppressive heat and humidity will continue through Saturday from the Midwest to the East Coast. The Midwest will get a slight reprieve on Sunday as a cold front moves through the area, while excessive heat continues in the East. In addition, strong to severe storms will bring potential for damaging winds, hail, and heavy rain on Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

83°F

28°C

Humidity 70%
Wind Speed SE 7 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 20 Jul 7:53 am EDT
Extended Forecast for

Marathon Shores FL

  • Today

    Today: A chance of showers and thunderstorms. Partly sunny, with a high near 93. East wind around 10 mph. Chance of precipitation is 30%.

    Chance
    Showers

    High: 93 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 80. East wind 10 to 15 mph. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 80 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 91. East wind around 10 mph. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 80. East wind around 10 mph. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 80 °F

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 92. East wind 5 to 10 mph. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 92 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 40%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 82 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 30%.

    Chance
    Showers

    High: 93 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 82 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    Chance
    Showers

    High: 93 °F

Detailed Forecast

Today
A chance of showers and thunderstorms. Partly sunny, with a high near 93. East wind around 10 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 80. East wind 10 to 15 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 91. East wind around 10 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 80. East wind around 10 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. East wind 5 to 10 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 ft)
Last Update:
7:15 am EDT Jul 20, 2019
Forecast Valid:
8am EDT Jul 20, 2019-6pm EDT Jul 26, 2019
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation