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.

Fair

52°F

11°C

Humidity 82%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 6 Oct 8:35 am EDT
Extended Forecast for

Mc Lean NY

  • Today

    Today: Sunny, with a high near 80. Southwest wind 5 to 7 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. South wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 73. South wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    T-storms then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 46. South wind around 7 mph becoming northwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: Showers likely before 8am. Mostly sunny, with a high near 59. North wind 8 to 14 mph. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely then
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, sunny, with a high near 55.

    High: 55 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Areas of frost before 7am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Areas Frost
    then Sunny

Detailed Forecast

Today
Sunny, with a high near 80. Southwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 56. South wind 3 to 6 mph.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 73. South wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 46. South wind around 7 mph becoming northwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely before 8am. Mostly sunny, with a high near 59. North wind 8 to 14 mph. Chance of precipitation is 60%.
Wednesday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 33.
Thursday
Areas of frost before 9am. Otherwise, sunny, with a high near 55.
Thursday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 31.
Friday
Areas of frost before 7am. Otherwise, sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean NY
 42.56°N 76.31°W (Elev. 1207 ft)
Last Update:
4:57 am EDT Oct 6, 2025
Forecast Valid:
8am EDT Oct 6, 2025-6pm EDT Oct 12, 2025
 
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