Back-to-Back Winter Storms Across the North-Central U.S.; Severe Weather Threat in the Midwest

A late-season winter storm continues to bring heavy snow, significant sleet, and disruptive icing to the Upper Midwest and western Great Lakes into the morning; and will be followed by another storm. Severe thunderstorms continue across the Midwest to the lower Great Lakes through tonight, before bringing a round of freezing rain and sleet Friday morning across northern New England. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Partly Cloudy

78°F

26°C

Humidity 79%
Wind Speed E 16 G 28 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 2 Apr 11:53 pm EDT
Extended Forecast for

Marathon FL

  • Overnight

    Overnight: A slight chance of showers.  Mostly cloudy, with a low around 75. East wind around 15 mph.  Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with an east wind 15 to 20 mph.

    High: 82 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Breezy, with an east wind 15 to 20 mph.

    Low: 75 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: A slight chance of showers.  Sunny, with a high near 82. East wind around 15 mph.  Chance of precipitation is 10%.

    High: 82 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers.  Mostly clear, with a low around 74. East wind around 15 mph.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers.  Sunny, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Monday

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

    High: 80 °F

    Slight Chance
    Showers

  • Monday Night

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

    Low: 72 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers. Mostly cloudy, with a low around 75. East wind around 15 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with an east wind 15 to 20 mph.
Friday Night
Mostly clear, with a low around 75. Breezy, with an east wind 15 to 20 mph.
Saturday
A slight chance of showers. Sunny, with a high near 82. East wind around 15 mph. Chance of precipitation is 10%.
Saturday Night
A slight chance of showers. Mostly clear, with a low around 74. East wind around 15 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Sunny, with a high near 82. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 73.
Monday
A slight chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 70. Windy. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 78. Windy. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon FL
 24.72°N 81.07°W (Elev. 7 ft)
12:15 am EDT Apr 3, 2026
12am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
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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