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.

Overcast

66°F

19°C

Humidity 88%
Wind Speed SW 7 mph
Barometer 29.94 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Sep 4:55 am EDT
Extended Forecast for

Marathon NY

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 61. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 9am, then a chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. Light and variable wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Northwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 62. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 62 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 41. North wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 61. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers before 9am, then a chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. Light and variable wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Northwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, then gradually becoming sunny, with a high near 62. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Monday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 41. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon NY
 42.44°N 76°W (Elev. 1486 ft)
Last Update:
3:08 am EDT Sep 13, 2026
Forecast Valid:
5am EDT Sep 13, 2026-6pm EDT Sep 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