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

57°F

14°C

Humidity 90%
Wind Speed Calm
Barometer 29.98 in (1015.2 mb)
Dewpoint 54°F (12°C)
Visibility 3.00 mi
Last update 10 Mar 9:53 pm EDT
Extended Forecast for

Penn Yan NY

  • Tonight

    Tonight: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 48. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 69. South wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then a chance of rain and snow showers. Low around 30. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind 5 to 10 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 43. Breezy. Chance of precipitation is 60%.

    High: 43 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

    Friday Night: Rain and snow likely, mainly before 8pm. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 48. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 69. South wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before 5am, then a chance of rain and snow showers. Low around 30. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A chance of snow showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 25. West wind 5 to 10 mph.
Friday
Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 43. Breezy. Chance of precipitation is 60%.
Friday Night
Rain and snow likely, mainly before 8pm. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 38.
Saturday Night
A chance of snow after 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Sunday
A chance of rain and snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 70%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 26.
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:
2:12 pm EDT Mar 10, 2026
Forecast Valid:
10pm EDT Mar 10, 2026-6pm EDT Mar 17, 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