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.

Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed Calm
Barometer 29.78 in (1009.2 mb)
Dewpoint 40°F (4°C)
Visibility 3.00 mi
Last update 20 Mar 8:53 pm EDT
Extended Forecast for

Penn Yan Airport NY

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 33. Northwest wind 3 to 5 mph.

    Low: 33 °F

    Patchy Fog

  • Saturday

    Saturday: Mostly cloudy, with a high near 45. Northwest wind 3 to 5 mph.

    High: 45 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 36. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 57. Southwest wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 5am, then a chance of rain and snow showers. Cloudy, with a low around 29. North wind around 7 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 8am. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Patchy fog. Otherwise, cloudy, with a low around 33. Northwest wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 45. Northwest wind 3 to 5 mph.
Saturday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 36. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 20%.
Sunday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 57. Southwest wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain showers before 5am, then a chance of rain and snow showers. Cloudy, with a low around 29. North wind around 7 mph. Chance of precipitation is 50%.
Monday
A chance of snow showers before 8am. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Wednesday
A chance of snow showers before 8am. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Friday
A chance of rain and snow showers. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan Airport NY
 42.63°N 77.07°W (Elev. 764 ft)
Last Update:
7:40 pm EDT Mar 20, 2026
Forecast Valid:
9pm EDT Mar 20, 2026-6pm EDT Mar 27, 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