National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

38°F

3°C

Humidity 89%
Wind Speed N 3 mph
Barometer 29.84 in (1011.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 9 Nov 8:53 am EST
Extended Forecast for

Glen Grove NY

  • Today

    Today: Showers likely, mainly after noon. Cloudy, with a high near 45. North wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 1am, then a chance of snow showers after 1am. Cloudy, with a low around 29. Northwest wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Northwest wind 8 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A chance of snow showers. Mostly cloudy, with a low around 22. West wind around 9 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    Showers

  • Veterans Day

    Veterans Day: A chance of snow showers. Partly sunny, with a high near 35. West wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.

    High: 35 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 11am, then a chance of rain showers after 11am. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers likely before 10pm, then rain and snow showers likely between 10pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers before 9am, then a chance of rain and snow showers between 9am and 10am, then a chance of rain showers after 10am. Partly sunny, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

Today
Showers likely, mainly after noon. Cloudy, with a high near 45. North wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 1am, then a chance of snow showers after 1am. Cloudy, with a low around 29. Northwest wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Northwest wind 8 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 22. West wind around 9 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Veterans Day
A chance of snow showers. Partly sunny, with a high near 35. West wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Wednesday
A chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 11am, then a chance of rain showers after 11am. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Wednesday Night
Rain showers likely before 10pm, then rain and snow showers likely between 10pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Thursday
A chance of snow showers before 9am, then a chance of rain and snow showers between 9am and 10am, then a chance of rain showers after 10am. Partly sunny, with a high near 43. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Glen Grove NY
 42.45°N 77.19°W (Elev. 791 ft)
Last Update:
7:23 am EST Nov 9, 2025
Forecast Valid:
9am EST Nov 9, 2025-6pm EST Nov 15, 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