Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

71°F

22°C

Humidity 71%
Wind Speed SE 5 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 11 Feb 7:53 pm EST
Extended Forecast for

Marathon Shores FL

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm  after midnight.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. North wind around 5 mph becoming calm  in the morning.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. West wind around 5 mph becoming north after midnight.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. North wind around 5 mph becoming calm  in the morning.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. North wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers.  Mostly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers.  Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 76. North wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 63. West wind around 5 mph becoming north after midnight.
Friday
Sunny, with a high near 74. North wind around 5 mph becoming calm in the morning.
Friday Night
Partly cloudy, with a low around 65. North wind around 5 mph.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 69.
Sunday
A slight chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Washington's Birthday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 10%.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 10%.
Wednesday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon Shores FL
 24.74°N 81.04°W (Elev. 0 ft)
8:15 pm EST Feb 11, 2026
8pm EST Feb 11, 2026-6pm EST Feb 18, 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