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

Winter Storm Shifting From the Central U.S. to the Northeast; Severe Thunderstorms in the South

A winter storm will track to the Lower Mississippi River Valley by Monday and across the central Appalachians Monday night to southern New England by Tuesday. A swath of snow, sleet and freezing rain will spread from the Central Plains east into southern New England by Monday and Tuesday. Severe thunderstorms with damaging winds and tornadoes are possible over the northern Gulf Coast on Monday. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

25°C

77°F

Humidity 82%
Wind Speed E 11 km/h
Barometer 1019.0 mb (30.09 in)
Dewpoint 22°C (71°F)
Visibility 16 km
Heat Index26°C (79°F)
Last update 16 Dec 12:53 am EST
Extended Forecast for

Marathon Shores FL

  • Overnight

    Overnight: Partly cloudy, with a low around 23. East wind around 25 km/h.

    Partly Cloudy

    Low: 23 °C

  • Monday

    Monday: A slight chance of showers after 8am. Mostly sunny, with a high near 29. East wind 20 to 25 km/h. Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 29 °C

  • Monday
    Night

    Monday Night: A chance of showers, mainly after midnight. Mostly cloudy, with a low around 24. East wind around 20 km/h. Chance of precipitation is 50%.

    Slight Chance
    Showers then
    Chance
    Showers

    Low: 24 °C

  • Tuesday

    Tuesday: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 29. Southeast wind around 20 km/h. Chance of precipitation is 50%.

    Chance
    Showers

    High: 29 °C

  • Tuesday
    Night

    Tuesday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 23. South wind 10 to 15 km/h. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 23 °C

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

    Chance
    Showers

    High: 25 °C

  • Wednesday
    Night

    Wednesday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 17 °C

  • Thursday

    Thursday: A slight chance of showers. Partly sunny, with a high near 24. Breezy. Chance of precipitation is 20%.

    Slight Chance
    Showers and
    Breezy

    High: 24 °C

  • Thursday
    Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 19. Windy. Chance of precipitation is 20%.

    Slight Chance
    Showers and
    Windy

    Low: 19 °C

Detailed Forecast

Overnight
Partly cloudy, with a low around 23. East wind around 25 km/h.
Monday
A slight chance of showers after 8am. Mostly sunny, with a high near 29. East wind 20 to 25 km/h. Chance of precipitation is 20%.
Monday Night
A chance of showers, mainly after midnight. Mostly cloudy, with a low around 24. East wind around 20 km/h. Chance of precipitation is 50%.
Tuesday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 29. Southeast wind around 20 km/h. Chance of precipitation is 50%.
Tuesday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 23. South wind 10 to 15 km/h. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Thursday
A slight chance of showers. Partly sunny, with a high near 24. Breezy. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 19. Windy. Chance of precipitation is 20%.
Friday
A chance of showers, mainly after 8am. Partly sunny, with a high near 25. Breezy. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 24. Chance of precipitation is 20%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marathon Shores FL
 24.72°N 81.05°W (Elev. 0 m)
Last Update:
12:15 am EST Dec 16, 2019
Forecast Valid:
1am EST Dec 16, 2019-6pm EST Dec 22, 2019
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation