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

Strong Coastal Storm to Impact Mid-Atlantic to New England through Thursday

A rapidly intensifying storm developing across the Mid-Atlantic will move quickly into New England by Thursday. The storm will produce heavy rainfall and localized flooding across these areas. Additionally, strong winds may cause some tree damage and power outages through Thursday. Elsewhere, elevated to critical fire weather conditions are forecast across the Great Basin and Central Rockies. 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

82°F

28°C

Humidity 77%
Wind Speed E 8 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 15 Oct 10:53 pm EDT
Extended Forecast for

Marathon Shores FL

Coastal Flood Advisory until October 16, 05:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until October 16, 05:00pm

    NOW until
    5:00pm Wed

    Coastal Flood Advisory

  • Tonight

    Tonight: A slight chance of showers after midnight. Partly cloudy, with a low around 78. Southeast wind around 10 mph. Chance of precipitation is 10%.

    Slight Chance
    Showers

    Low: 78 °F

  • Wednesday

    Wednesday: A slight chance of showers. Mostly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 10%.

    Slight Chance
    Showers

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers. Mostly clear, with a low around 78. Southwest wind around 5 mph. Chance of precipitation is 10%.

    Slight Chance
    Showers

    Low: 78 °F

  • Thursday

    Thursday: A slight chance of showers. Mostly sunny, with a high near 87. North wind around 5 mph becoming south in the afternoon. Chance of precipitation is 10%.

    Slight Chance
    Showers

    High: 87 °F

  • Thursday
    Night

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

    Slight Chance
    Showers

    Low: 79 °F

  • Friday

    Friday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 86 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 79 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.

    Chance
    Showers

    High: 86 °F

Detailed Forecast

Tonight
A slight chance of showers after midnight. Partly cloudy, with a low around 78. Southeast wind around 10 mph. Chance of precipitation is 10%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers. Mostly clear, with a low around 78. Southwest wind around 5 mph. Chance of precipitation is 10%.
Thursday
A slight chance of showers. Mostly sunny, with a high near 87. North wind around 5 mph becoming south in the afternoon. Chance of precipitation is 10%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 79. South wind around 5 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. 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 ft)
Last Update:
10:15 pm EDT Oct 15, 2019
Forecast Valid:
11pm EDT Oct 15, 2019-6pm EDT Oct 22, 2019
 
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