Severe Storms in the Upper Midwest; Heavy Rain in the Mid-Atlantic; Widespread Heat in the Southwest

Severe storms with damaging winds, large hail, and locally heavy rain will impact portions of the Upper Midwest. A lingering front will bring another round of heavy showers and thunderstorms to the Mid-Atlantic. Excessive heat continues in the South Plains to the Southwest, and fire weather threats remain Critical across the Great Basin, Northern Rockies, and into the Plains. Read More >

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 88%
Wind Speed E 9 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 12 Aug 11:53 pm EDT
Extended Forecast for

Marathon Shores FL

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 82. East wind around 10 mph.  Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 82 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 93. East wind around 10 mph.  Chance of precipitation is 50%.

    Chance
    T-storms

    High: 93 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 84. East wind around 10 mph.  Chance of precipitation is 40%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 84 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 94. East wind around 10 mph.  Chance of precipitation is 30%.

    Chance
    Showers

    High: 94 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 84. East wind around 10 mph.  Chance of precipitation is 30%.

    Chance
    Showers

    Low: 84 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 94. Chance of precipitation is 30%.

    Chance
    Showers

    High: 94 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 83. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 83 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 94. Chance of precipitation is 30%.

    Chance
    Showers

    High: 94 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly clear, with a low around 83. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 83 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. East wind around 10 mph. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. East wind around 10 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 84. East wind around 10 mph. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. East wind around 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 84. East wind around 10 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 93. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 82. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly 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 92. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 ft)
11:15 pm EDT Aug 12, 2020
12am EDT Aug 13, 2020-6pm EDT Aug 18, 2020
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database