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

41°F

5°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 19 Sep 7:15 am EDT
Extended Forecast for

Groton NYSimilar City Names

  • Today

    Today: Mostly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am, then rain likely after 2am. Mostly cloudy, with a low around 50. Calm wind becoming southeast 5 to 8 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday

    Sunday: Rain, mainly before 3pm. High near 63. Southeast wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 63 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 8pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 42. North wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 61. North wind 6 to 8 mph.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 67. Calm wind.
Tonight
A slight chance of showers between 1am and 2am, then rain likely after 2am. Mostly cloudy, with a low around 50. Calm wind becoming southeast 5 to 8 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain, mainly before 3pm. High near 63. Southeast wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
A chance of rain before 8pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 42. North wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 61. North wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton NYSimilar City Names
 42.58°N 76.36°W (Elev. 1024 ft)
Last Update:
2:30 am EDT Sep 19, 2026
Forecast Valid:
7am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation