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

42°F

6°C

Humidity 85%
Wind Speed Calm
Barometer 30.03 in (1017.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 7 Oct 12:53 am EDT
Extended Forecast for

Glen Grove NY

  • Overnight

    Overnight: Areas of frost after 2am. Otherwise, clear, with a low around 35. Southwest wind around 6 mph.

    Low: 35 °F

    Areas Frost

  • Wednesday

    Wednesday: Patchy frost before 8am. Otherwise, sunny, with a high near 67. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 67 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Southwest wind 6 to 9 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. West wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. West wind 5 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of frost after 2am. Otherwise, clear, with a low around 35. Southwest wind around 6 mph.
Wednesday
Patchy frost before 8am. Otherwise, sunny, with a high near 67. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 50. Southwest wind 6 to 9 mph.
Thursday
Sunny, with a high near 63. West wind 6 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 43. West wind 5 to 7 mph.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 69. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Columbus Day
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.
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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:
1:10 am EDT Oct 7, 2026
Forecast Valid:
1am EDT Oct 7, 2026-6pm EDT Oct 13, 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