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

64°F

18°C

Humidity 88%
Wind Speed S 6 mph
Barometer 29.98 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 7:55 am EDT
Extended Forecast for

Mc Lean NY

  • Today

    Today: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Slight Chance
    T-storms then
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Low around 57. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Light north wind.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Low around 57. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 51. Light north wind.
Saturday
Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean NY
 42.56°N 76.31°W (Elev. 1207 ft)
Last Update:
2:30 am EDT Aug 27, 2026
Forecast Valid:
8am EDT Aug 27, 2026-6pm EDT Sep 2, 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