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

Cold and Windy in the Northeast, Rainy in the South

A strong cold front will push through the Northeast U.S. today, resulting in strong winds with colder temperatures prevailing by tonight. Rain and thunderstorms will bring the threat of isolated flash flooding to the Gulf Coast states today and tomorrow. Quieter conditions will exist for the rest of the week. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

82°F

28°C

Humidity 72%
Wind Speed SE 8 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 1 Mar 11:53 am EST
Extended Forecast for

Marathon Shores FL

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 84. Southeast wind around 10 mph.

    Sunny

    High: 84 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 75. East wind 5 to 10 mph.

    Partly Cloudy

    Low: 75 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph.

    Mostly Sunny

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 73. East wind around 10 mph becoming south after midnight.

    Partly Cloudy

    Low: 73 °F

  • Wednesday

    Wednesday: A slight chance of showers. Mostly sunny, with a high near 85. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 10%.

    Slight Chance
    Showers

    High: 85 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 70 °F

  • Thursday

    Thursday: A slight chance of showers. Sunny, with a high near 78. Chance of precipitation is 10%.

    Slight Chance
    Showers

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 65.

    Mostly Clear

    Low: 65 °F

  • Friday

    Friday: Sunny, with a high near 77.

    Sunny

    High: 77 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 84. Southeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 75. East wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 73. East wind around 10 mph becoming south after midnight.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 85. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Sunny, with a high near 78. Chance of precipitation is 10%.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 77.
Friday Night
A slight chance of showers. Mostly clear, with a low around 67. Chance of precipitation is 10%.
Saturday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Sunny, with a high near 75. Chance of precipitation is 10%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 ft)
Last Update:
11:15 am EST Mar 1, 2021
Forecast Valid:
12pm EST Mar 1, 2021-6pm EST Mar 7, 2021
 
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