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

Showers and Thunderstorms Continue for the Plains; Keeping a Close Eye on the Tropics

Persistent pattern of showers, thunderstorms and heavy rainfall will continue across many locations of the Plains and Rockies through the weekend. For the Gulf of Mexico, most of Florida and the Keys, tropical moisture will bring additional heavy rainfall across the region this weekend. Warming temperatures with a few new records possible for the Midwest and Ohio Valley through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Partly Cloudy

82°F

28°C

Humidity 74%
Wind Speed SE 8 mph
Barometer 29.66 in (1004.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 3 Jun 2:53 am EDT
Extended Forecast for

Marathon FL

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. South wind around 5 mph. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 77 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind around 5 mph. Chance of precipitation is 40%.

    Chance
    Showers

    High: 89 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 76 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    Chance
    Showers

    High: 89 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northwest wind around 5 mph. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 77 °F

  • Monday

    Monday: A slight chance of showers. Partly sunny, with a high near 89. Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 89 °F

  • Monday
    Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 77. Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 77 °F

  • Tuesday

    Tuesday: A slight chance of showers. Partly sunny, with a high near 90. Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 78. Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 78 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. South wind around 5 mph. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind around 5 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Northwest wind around 5 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers. Partly sunny, with a high near 89. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 77. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 90. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 78. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marathon FL
 24.72°N 81.07°W (Elev. 7 ft)
Last Update:
3:15 am EDT Jun 3, 2023
Forecast Valid:
3am EDT Jun 3, 2023-6pm EDT Jun 9, 2023
 
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