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.

Light Rain Fog/Mist

50°F

10°C

Humidity 93%
Wind Speed Vrbl 5 mph
Barometer 30.21 in (1023.1 mb)
Dewpoint 48°F (9°C)
Visibility 4.00 mi
Wind Chill48°F (9°C)
Last update 15 Oct 2:53 am EDT
Extended Forecast for

Glen Grove NY

  • Overnight

    Overnight: Cloudy, with a low around 45. North wind around 7 mph.

    Low: 45 °F

    Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 60. Northeast wind 3 to 6 mph.

    High: 60 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Showers likely, then showers and possibly a thunderstorm after 5am. Low around 53. Light southeast wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and thunderstorms before 3pm, then showers likely. High near 71. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 36. Northwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Mostly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 30.

    Low: 30 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

Detailed Forecast

Overnight
Cloudy, with a low around 45. North wind around 7 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 60. Northeast wind 3 to 6 mph.
Thursday Night
Showers likely, then showers and possibly a thunderstorm after 5am. Low around 53. Light southeast wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 3pm, then showers likely. High near 71. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 36. Northwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Saturday
A chance of showers before 8am. Mostly sunny, with a high near 44. Chance of precipitation is 30%.
Saturday Night
Clear, with a low around 30.
Sunday
Sunny, with a high near 58.
Sunday Night
Clear, with a low around 36.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glen Grove NY
 42.43°N 77.19°W (Elev. 755 ft)
Last Update:
2:30 am EDT Oct 15, 2026
Forecast Valid:
3am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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