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

Marginal Risks of Severe Storms on the Central Plains; Flash flooding on the Northern Plains; Frost & Freeze Warnings in portions of the West & Northeast

A storm system developing across the Plains may cause locally severe weather in western Kansas and southwestern Nebraska today, with isolated flash flooding possible in portions of eastern Montana and western North Dakota. Frost and Freeze Warnings are in effect for portions of the central Rockies and central Appalachians tonight into Friday morning. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

82°F

28°C

Humidity 65%
Wind Speed E 10 mph
Barometer 29.81 in (1009.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 16 Oct 5:53 pm EDT
Extended Forecast for

5 Miles W Marathon FL

  • Tonight

    Tonight: Scattered showers, mainly after 8pm. Partly cloudy, with a low around 76. Breezy, with a northeast wind 10 to 20 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers and
    Breezy

  • Friday

    Friday: Scattered showers. Mostly sunny, with a high near 84. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers and
    Breezy

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 77. Windy, with an east wind around 25 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    Showers and
    Windy

  • Saturday

    Saturday: Sunny, with a high near 83. Breezy, with an east wind around 20 mph.

    High: 83 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 78. Breezy, with an east wind around 20 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers and
    Breezy

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 84. Breezy. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers and
    Breezy

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers and
    Breezy

Detailed Forecast

Tonight
Scattered showers, mainly after 8pm. Partly cloudy, with a low around 76. Breezy, with a northeast wind 10 to 20 mph. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 84. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 30%.
Friday Night
Isolated showers. Partly cloudy, with a low around 77. Windy, with an east wind around 25 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 83. Breezy, with an east wind around 20 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 78. Breezy, with an east wind around 20 mph. Chance of precipitation is 20%.
Sunday
Scattered showers. Mostly sunny, with a high near 84. Breezy. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 30%.
Monday
Isolated showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. Breezy. Chance of precipitation is 20%.
Tuesday
Isolated showers. Mostly sunny, with a high near 84. Chance of precipitation is 10%.
Tuesday Night
Isolated showers. Mostly clear, with a low around 78. Chance of precipitation is 10%.
Wednesday
Isolated showers. Sunny, with a high near 85. Chance of precipitation is 10%.
Wednesday Night
Isolated showers. Mostly clear, with a low around 77. Chance of precipitation is 10%.
Thursday
Isolated showers. Sunny, with a high near 84. Breezy. Chance of precipitation is 10%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Marathon FL
 24.7°N 81.15°W (Elev. 0 ft)
Last Update:
5:15 pm EDT Oct 16, 2025
Forecast Valid:
6pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
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