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

32°F

0°C

Humidity 45%
Wind Speed SW 8 G 17 mph
Barometer 30.23 in (1025.3 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 18 Mar 3:53 pm EDT
Extended Forecast for

Waterloo NYSimilar City Names

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 34. South wind around 6 mph.

    High: 34 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind 5 to 8 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. South wind 7 to 10 mph.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow before 11am, then rain likely. Mostly cloudy, with a high near 48. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 8pm. Cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 34. South wind around 6 mph.
Tonight
Mostly cloudy, with a low around 27. South wind 5 to 8 mph.
Thursday
Mostly cloudy, with a high near 41. South wind 7 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 29. Calm wind.
Friday
A slight chance of rain and snow before 11am, then rain likely. Mostly cloudy, with a high near 48. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly before 8pm. Cloudy, with a low around 37. Chance of precipitation is 60%.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 42.
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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 EDT Mar 18, 2026
Forecast Valid:
4pm EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation