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.

Partly Cloudy

59°F

15°C

Humidity 78%
Wind Speed SW 10 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Aug 8:53 pm EDT
Extended Forecast for

Willow Grove NY

  • Tonight

    Tonight: Mostly clear, with a low around 52. Southwest wind around 7 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 70. West wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 70 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 50. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 69. Northwest wind 5 to 8 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Calm wind becoming southwest around 6 mph after midnight.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.

    High: 64 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Southwest wind around 7 mph.
Tuesday
A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 70. West wind 7 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 50. West wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 69. Northwest wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 51. Calm wind becoming southwest around 6 mph after midnight.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
Thursday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 52.
Labor Day
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Willow Grove NY
 42.61°N 77.07°W (Elev. 784 ft)
Last Update:
7:07 pm EDT Aug 25, 2025
Forecast Valid:
9pm EDT Aug 25, 2025-6pm EDT Sep 1, 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