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.

Fair

20°F

-7°C

Humidity 68%
Wind Speed Calm
Barometer 30.48 in (1034.1 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 2 Mar 8:53 pm EST
Extended Forecast for

Waterloo NYSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 20. South wind 6 to 8 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Rain likely, mainly after noon. Increasing clouds, with a high near 36. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 36 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 9pm. Mostly cloudy, with a low around 32. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 46. Light and variable wind.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 1am. Partly cloudy, with a low around 33. Light south wind. Chance of precipitation is 30%.

    Low: 33 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain

  • Friday

    Friday: A chance of showers before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 20. South wind 6 to 8 mph.
Tuesday
Rain likely, mainly after noon. Increasing clouds, with a high near 36. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely, mainly before 9pm. Mostly cloudy, with a low around 32. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, with a high near 46. Light and variable wind.
Wednesday Night
A chance of showers after 1am. Partly cloudy, with a low around 33. Light south wind. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Thursday Night
Rain. Low around 42. Chance of precipitation is 80%.
Friday
A chance of showers before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Cloudy, with a low around 45. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NYSimilar City Names
 42.9°N 76.87°W (Elev. 499 ft)
Last Update:
3:22 pm EST Mar 2, 2026
Forecast Valid:
9pm EST Mar 2, 2026-6pm EDT Mar 9, 2026
 
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