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.

Partly Cloudy

59°F

15°C

Humidity 48%
Wind Speed S 12 G 16 mph
Barometer 30.13 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 Apr 7:15 pm EDT
Extended Forecast for

Marathon NY

  • Tonight

    Tonight: A slight chance of showers before 9pm. Mostly cloudy, with a low around 49. South wind 11 to 14 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly between 10am and 3pm. Mostly cloudy, with a high near 68. Southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 54. West wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 74. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 57. Southwest wind around 6 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers before 9pm. Mostly cloudy, with a low around 49. South wind 11 to 14 mph. Chance of precipitation is 20%.
Monday
Showers likely, mainly between 10am and 3pm. Mostly cloudy, with a high near 68. Southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 54. West wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 74. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 57. Southwest wind around 6 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 50.
Saturday
A chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon NY
 42.44°N 76°W (Elev. 1486 ft)
Last Update:
6:45 pm EDT Apr 12, 2026
Forecast Valid:
7pm EDT Apr 12, 2026-6pm EDT Apr 19, 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