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

28°F

-2°C

Humidity 74%
Wind Speed W 13 G 25 mph
Barometer 30.06 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 12 Jan 4:35 am EST
Extended Forecast for

Mc Lean NY

  • Today

    Today: Partly sunny, with a high near 35. West wind 7 to 11 mph.

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Southwest wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40. South wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Cloudy, with a low around 35. South wind 8 to 13 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 1pm. High near 41. Southwest wind 6 to 9 mph. Chance of precipitation is 80%.

    High: 41 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then snow showers after 1am. Low around 19. Chance of precipitation is 90%.

    Low: 19 °F

    Rain/Snow

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 23. Chance of precipitation is 70%.

    High: 23 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.

    Low: 12 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers before 1pm. Partly sunny, with a high near 23. Chance of precipitation is 30%.

    High: 23 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 35. West wind 7 to 11 mph.
Tonight
Mostly cloudy, with a low around 28. Southwest wind around 6 mph.
Tuesday
Partly sunny, with a high near 40. South wind 5 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers, mainly after 1am. Cloudy, with a low around 35. South wind 8 to 13 mph. Chance of precipitation is 40%.
Wednesday
Showers, mainly after 1pm. High near 41. Southwest wind 6 to 9 mph. Chance of precipitation is 80%.
Wednesday Night
Rain showers before 10pm, then rain, possibly mixed with snow showers between 10pm and 1am, then snow showers after 1am. Low around 19. Chance of precipitation is 90%.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 23. Chance of precipitation is 70%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.
Friday
A chance of snow showers before 1pm. Partly sunny, with a high near 23. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean NY
 42.55°N 76.28°W (Elev. 1158 ft)
Last Update:
12:27 am EST Jan 12, 2026
Forecast Valid:
4am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation