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

14°F

-10°C

Humidity 67%
Wind Speed SW 3 mph
Barometer 30.20 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 18 Mar 2:55 am EDT
Extended Forecast for

Groton NY

  • Overnight

    Overnight: Partly cloudy, with a low around 10. West wind around 6 mph.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. South wind 6 to 8 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 40. South wind around 10 mph. Chance of precipitation is 20%.

    High: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.

    High: 45 °F

    Slight Chance
    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 10. West wind around 6 mph.
Wednesday
Mostly sunny, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 24. South wind 6 to 8 mph.
Thursday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 40. South wind around 10 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Friday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Saturday
A chance of rain before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Saturday Night
A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Sunday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Mostly sunny, with a high near 43.
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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:
2:30 am EDT Mar 18, 2026
Forecast Valid:
3am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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