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

Cortland County-Chase Field (KN03)

Lat: 42.59°NLon: 76.21°WElev: 1198ft.

Fair

59°F

15°C

Humidity 59%
Wind Speed SW 6 mph
Barometer 29.78 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 7 Oct 7:35 pm EDT
Extended Forecast for

Marathon NY

  • Tonight

    Tonight: A slight chance of showers between 2am and 3am. Mostly clear, with a low around 50. South wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 65. West wind 5 to 13 mph, with gusts as high as 23 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 41. West wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 62. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 70.

    High: 70 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers after 8am. High near 65. Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

Detailed Forecast

Tonight
A slight chance of showers between 2am and 3am. Mostly clear, with a low around 50. South wind 5 to 9 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 65. West wind 5 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 41. West wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 62. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 40. Calm wind.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Showers after 8am. High near 65. Chance of precipitation is 90%.
Sunday Night
Showers likely before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Columbus Day
Mostly cloudy, with a high near 66.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 51.
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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:
2:30 pm EDT Oct 7, 2026
Forecast Valid:
7pm EDT Oct 7, 2026-6pm EDT Oct 14, 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