An Enduring Heat Wave Begins for Texas and Southern Plains

Starting today, a blazing Heat Wave will consume much of the Southern Plains and Lower MS Valley through early next week, especially for TX. Numerous Excessive Heat Warnings, Watches and Advisories are in effect for the mid-section of TX and OK and these hazards will only become more widespread. Expect record Highs temps and very dangerous Heat Indices, both surging well north of triple digits. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 0ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed SE 6 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 18 Jul 4:53 pm EDT
Extended Forecast for

Marathon Shores FL

  • This
    Afternoon

    This Afternoon: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 93. Calm wind.  Chance of precipitation is 10%.

    Slight Chance
    T-storms

    High: 93 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 82. Calm wind becoming south around 5 mph.  Chance of precipitation is 10%.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 82 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 94. Calm wind.

    Mostly Sunny

    High: 94 °F

  • Thursday
    Night

    Thursday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 81. Calm wind becoming east around 5 mph.  Chance of precipitation is 10%.

    Slight Chance
    T-storms

    Low: 81 °F

  • Friday

    Friday: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 92. East wind around 5 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 92 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 82. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 82 °F

  • Saturday

    Saturday: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 93. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 93 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 82. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 82 °F

  • Sunday

    Sunday: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 94. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 94 °F

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 10%.
Tonight
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 82. Calm wind becoming south around 5 mph. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 94. Calm wind.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. Calm wind becoming east around 5 mph. Chance of precipitation is 10%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. East wind around 5 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 ft)
5:15 pm EDT Jul 18, 2018
5pm EDT Jul 18, 2018-6pm EDT Jul 25, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database