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

22°F

-6°C

Humidity 92%
Wind Speed Calm
Barometer 30.04 in (1018.4 mb)
Dewpoint 20°F (-7°C)
Visibility 3.00 mi
Last update 15 Feb 4:53 am EST
Extended Forecast for

Penn Yan NY

  • Today

    Today: Patchy fog before 9am. Patchy freezing fog before 9am. Otherwise, partly sunny, with a high near 38. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 38 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. South wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 43. Southwest wind 3 to 5 mph.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers before 1am. Mostly cloudy, with a low around 34. South wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. Southwest wind around 6 mph becoming calm in the afternoon.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain. High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Patchy freezing fog before 9am. Otherwise, partly sunny, with a high near 38. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 31. South wind around 6 mph.
Washington's Birthday
Partly sunny, with a high near 43. Southwest wind 3 to 5 mph.
Monday Night
A chance of showers before 1am. Mostly cloudy, with a low around 34. South wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 43. Southwest wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Rain. High near 42. Chance of precipitation is 90%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 41.
Thursday Night
A chance of rain after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.65°N 77.06°W (Elev. 719 ft)
Last Update:
4:57 am EST Feb 15, 2026
Forecast Valid:
5am EST Feb 15, 2026-6pm EST Feb 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