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.

Fair

43°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Last update 11 Mar 4:15 am EDT
Extended Forecast for

Marathon NY

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers

  • Tonight

    Tonight: Rain showers before 5am, then a chance of rain showers and sleet. Some thunder is also possible. Low around 30. South wind around 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. Little or no sleet accumulation expected.

    Low: 30 °F

    Showers then
    Rain/Sleet

  • Thursday

    Thursday: A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 35. Northwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers between 8pm and 2am. Partly cloudy, with a low around 23. West wind 6 to 10 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A chance of snow showers before 2pm, then rain and snow showers likely between 2pm and 5pm, then rain showers likely after 5pm. Mostly cloudy, with a high near 41. South wind 6 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 41 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain showers likely before 11pm, then snow showers likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Saturday

    Saturday: A chance of snow showers before 8am. Partly sunny, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.

    High: 47 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain showers before 5am, then a chance of rain showers and sleet. Some thunder is also possible. Low around 30. South wind around 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. Little or no sleet accumulation expected.
Thursday
A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 35. Northwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers between 8pm and 2am. Partly cloudy, with a low around 23. West wind 6 to 10 mph. Chance of precipitation is 20%.
Friday
A chance of snow showers before 2pm, then rain and snow showers likely between 2pm and 5pm, then rain showers likely after 5pm. Mostly cloudy, with a high near 41. South wind 6 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Friday Night
Rain showers likely before 11pm, then snow showers likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Saturday
A chance of snow showers before 8am. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Saturday Night
A chance of snow after 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Sunday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
Sunday Night
Rain, mainly after 2am. Low around 36. Chance of precipitation is 80%.
Monday
Rain and snow. High near 50. Chance of precipitation is 80%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Tuesday
A chance of snow. Partly sunny, with a high near 25. Chance of precipitation is 30%.
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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:
2:30 am EDT Mar 11, 2026
Forecast Valid:
4am EDT Mar 11, 2026-6pm EDT Mar 17, 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