Poor Air Quality Persists

Widespread smoke from Canadian wildfires continue to bring hazardous air quality levels across the Northeast and Mid-Atlantic, including major metro areas along the I-95 corridor. Locally heavy showers and thunderstorms, isolated severe, may develop across the northern Rockies and High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

83°F

28°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 7 Jun 11:53 pm EDT
Extended Forecast for

Marathon Shores FL

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. South wind around 10 mph.  Chance of precipitation is 50%.

    Chance
    Showers

    Low: 78 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 87. Southwest wind around 10 mph.  Chance of precipitation is 50%.

    Chance
    Showers

    High: 87 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. West wind around 5 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 78 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 91. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    High: 91 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 79. West wind around 5 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 79 °F

  • Saturday

    Saturday: A slight chance of showers and thunderstorms.  Sunny, with a high near 87. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 87 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 79. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 79 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Sunny, with a high near 88. Chance of precipitation is 40%.

    Chance
    Showers

    High: 88 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 79. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 79 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. South wind around 10 mph. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. West wind around 5 mph. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. West wind around 5 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 ft)
11:15 pm EDT Jun 7, 2023
12am EDT Jun 8, 2023-6pm EDT Jun 13, 2023
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database