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.

Mostly Cloudy

79°F

26°C

Humidity 70%
Wind Speed S 8 mph
Barometer 29.88 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Jun 1:55 pm EDT
Extended Forecast for

Mc Lean NY

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Mostly Cloudy

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 81. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Northwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 76 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Sunday

    Sunday: Scattered showers and thunderstorms before 8am. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    T-storms then
    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 81. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Northwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Scattered showers and thunderstorms after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Sunday
Scattered showers and thunderstorms before 8am. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Sunny and hot, with a high near 92.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny and hot, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Lean NY
 42.55°N 76.28°W (Elev. 1158 ft)
Last Update:
1:16 pm EDT Jun 18, 2025
Forecast Valid:
2pm EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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