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.

Fair

41°F

5°C

Humidity 70%
Wind Speed SW 9 mph
Barometer 30.10 in (1020.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 8 Jan 10:53 pm EST
Extended Forecast for

Glen Grove NY

  • Tonight

    Tonight: Cloudy early, then becoming partly cloudy, with a low around 36. South wind 10 to 14 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely before 3pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 50. South wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely after 1pm. Mostly cloudy, with a high near 40. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 31. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 31 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers, mainly after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy early, then becoming partly cloudy, with a low around 36. South wind 10 to 14 mph, with gusts as high as 26 mph.
Friday
Showers likely before 3pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 50. South wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
Showers likely after 1pm. Mostly cloudy, with a high near 40. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 31. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday
A chance of snow showers, mainly after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 27.
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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:
6:04 pm EST Jan 8, 2026
Forecast Valid:
11pm EST Jan 8, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation