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

Showers and Thunderstorms Persist of Florida; Unsettled Pattern Returns to Hawaii

A cold front lingering over Florida will continue to bring showers and thunderstorms to the state and a flash flooding threat to the east coast over the next couple of days. Fire weather concerns are expected in portions of the Florida panhandle into southeastern Georgia. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to Hawaii through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Mostly Cloudy

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 29.86 in (1011.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 7 Apr 7:53 am EDT
Extended Forecast for

Marathon FL

  • Today

    Today: A chance of showers and thunderstorms. Mostly sunny, with a high near 79. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Partly cloudy, with a low around 70. North wind around 10 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 79. North wind around 5 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 71. North wind around 5 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Northeast wind around 5 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 10%.

    Low: 72 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 50%.
Tonight
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. North wind around 10 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. North wind around 5 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. North wind around 5 mph. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 10%.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 72. Breezy.
Sunday
Sunny, with a high near 80. Breezy.
Sunday Night
Mostly clear, with a low around 73. Windy.
Monday
Sunny, with a high near 81. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marathon FL
 24.72°N 81.07°W (Elev. 7 ft)
Last Update:
7:15 am EDT Apr 7, 2026
Forecast Valid:
8am EDT Apr 7, 2026-6pm EDT Apr 13, 2026
 
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