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

72°F

22°C

Humidity 83%
Wind Speed Calm
Barometer 29.85 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Jul 5:55 am EDT
Extended Forecast for

Groton NY

  • Today

    Today: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 85. West wind 7 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Northwest wind 9 to 16 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind around 8 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 85. West wind 7 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 58. Northwest wind 9 to 16 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind around 8 mph.
Friday Night
Mostly clear, with a low around 53. Calm wind.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Sunday
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Groton NY
 42.58°N 76.36°W (Elev. 1024 ft)
Last Update:
4:57 am EDT Jul 17, 2025
Forecast Valid:
6am EDT Jul 17, 2025-6pm EDT Jul 23, 2025
 
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