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.

A Few Clouds

85°F

29°C

Humidity 59%
Wind Speed NW 6 mph
Barometer 30.08 in (1017.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 25 Jun 5:53 pm EDT
Extended Forecast for

Willow Grove NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. North wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 77. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Scattered showers, mainly after 8pm. Mostly cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Scattered
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 78. South wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind around 8 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 80%.

    High: 81 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 66. North wind around 6 mph becoming calm in the evening.
Thursday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 77. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Scattered showers, mainly after 8pm. Mostly cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 78. South wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind around 8 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm. Low around 65. Chance of precipitation is 80%.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Tuesday Night
A chance of thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Willow Grove NY
 42.61°N 77.07°W (Elev. 784 ft)
Last Update:
2:34 pm EDT Jun 25, 2025
Forecast Valid:
6pm EDT Jun 25, 2025-6pm EDT Jul 2, 2025
 
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Additional Resources

Radar & Satellite Image

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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