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

Hazardous Weather Conditions

Current conditions at

Cortland County-Chase Field (KN03)

Lat: 42.59°NLon: 76.21°WElev: 1198ft.

Mostly Cloudy

73°F

23°C

Humidity 74%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 5:55 pm EDT
Extended Forecast for

Marathon NY

Severe T-storm Watch August 27, 06:24pm until August 27, 09:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch August 27, 06:24pm until August 27, 09:00pm

    NOW until 9:00pm Thu

    Severe T-storm Watch

  • Tonight

    Low: 58 °F

    Showers
    Likely then
    Patchy Fog

  • Friday

    Friday: Isolated showers between noon and 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 76 °F

    Patchy Fog
    then Isolated
    Showers

  • Friday Night

    Friday Night: Areas of fog after midnight. Otherwise, mostly clear, with a low around 48. Light north wind.

    Low: 48 °F

    Mostly Clear
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 9pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Isolated showers between noon and 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Areas of fog after midnight. Otherwise, mostly clear, with a low around 48. Light north wind.
Saturday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 54. Calm wind.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
Showers likely. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon NY
 42.44°N 76.03°W (Elev. 1099 ft)
Last Update:
3:55 pm EDT Aug 27, 2026
Forecast Valid:
6pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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