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

68°F

20°C

Humidity 78%
Wind Speed S 8 mph
Barometer 30.06 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 Aug 10:35 am EDT
Extended Forecast for

Groton NYSimilar City Names

  • Today

    Today: Sunny, with a high near 79. South wind 8 to 10 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms between 9pm and 3am, then showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 58. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 74. South wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. West wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 68. Southwest wind 7 to 10 mph. Chance of precipitation is 80%.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers, mainly before 8pm. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Showers then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm. Partly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. South wind 8 to 10 mph.
Tonight
A chance of showers and thunderstorms between 9pm and 3am, then showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 58. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 74. South wind 7 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. West wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 68. Southwest wind 7 to 10 mph. Chance of precipitation is 80%.
Monday Night
Showers, mainly before 8pm. Low around 50. Chance of precipitation is 80%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Showers likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Friday
Showers likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton NYSimilar City Names
 42.58°N 76.36°W (Elev. 1024 ft)
Last Update:
2:59 am EDT Aug 22, 2026
Forecast Valid:
10am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation