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

Cold Front Moving Through the Northeast U.S. Monday; Atmospheric River to Impact the Pacific Northwest Midweek

A cold front will cross the Great Lakes and Northeast U.S. through Monday with gusty winds and areas of rain showers. A strong atmospheric river is expected to move into the Pacific Northwest by midweek bringing a threat for moderate to heavy rainfall, gusty winds, and mountain snows for parts of Washington, Oregon, northern California, and the Sierra Nevada. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Overcast

N/A

Humidity NA
Wind Speed NE 7 G 18 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 2 Nov 6:53 pm EST
Extended Forecast for

Marathon Shores FL

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Northeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers. Mostly sunny, with a high near 80. North wind around 10 mph. Chance of precipitation is 10%.

    High: 80 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Partly cloudy, with a low around 70. Northeast wind around 15 mph. Chance of precipitation is 10%.

    Low: 70 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Northeast wind around 15 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. Northeast wind around 15 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Northeast wind around 10 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers. Mostly sunny, with a high near 80. North wind around 10 mph. Chance of precipitation is 10%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 70. Northeast wind around 15 mph. Chance of precipitation is 10%.
Tuesday
Mostly sunny, with a high near 79. Northeast wind around 15 mph.
Tuesday Night
Partly cloudy, with a low around 73. Northeast wind around 15 mph.
Wednesday
Partly sunny, with a high near 80.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marathon Shores FL
 24.74°N 81.04°W (Elev. 0 ft)
Last Update:
7:15 pm EST Nov 2, 2025
Forecast Valid:
7pm EST Nov 2, 2025-6pm EST Nov 9, 2025
 
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