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

37°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 25 Sep 1:55 am EDT
Extended Forecast for

Groton NY

  • Overnight

    Overnight: Patchy fog before 3am. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Patchy Fog

  • Friday

    Friday: Sunny, with a high near 67. Calm wind becoming north 5 to 9 mph in the morning.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. North wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Partly sunny, with a high near 66. North wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 66 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 50. North wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog before 3am. Otherwise, mostly clear, with a low around 39. Calm wind.
Friday
Sunny, with a high near 67. Calm wind becoming north 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 46. North wind around 6 mph becoming calm in the evening.
Saturday
A slight chance of showers after 2pm. Partly sunny, with a high near 66. North wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 50. North wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Groton NY
 42.58°N 76.36°W (Elev. 1024 ft)
Last Update:
2:07 am EDT Sep 25, 2026
Forecast Valid:
2am EDT Sep 25, 2026-6pm EDT Oct 1, 2026
 
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