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.

Overcast

48°F

9°C

Humidity 34%
Wind Speed SW 6 mph
Barometer 30.14 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 Apr 3:55 pm EDT
Extended Forecast for

Marathon NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 52. South wind around 6 mph.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, mainly between 10pm and 4am. Mostly cloudy, with a low around 38. South wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. South wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 36. Chance of precipitation is 40%.

    Low: 36 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 52. South wind around 6 mph.
Tonight
A chance of showers, mainly between 10pm and 4am. Mostly cloudy, with a low around 38. South wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Partly sunny, with a high near 61. South wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 37. Calm wind.
Thursday
Mostly sunny, with a high near 60. Light northwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 56.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 36. Chance of precipitation is 40%.
Saturday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marathon NY
 42.44°N 76.03°W (Elev. 1099 ft)
Last Update:
2:35 pm EDT Apr 21, 2026
Forecast Valid:
4pm EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
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