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.

Mostly Cloudy

40°F

4°C

Humidity 73%
Wind Speed W 12 mph
Barometer 30.06 in (1018.5 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 6 Nov 7:53 am EST
Extended Forecast for

Waterloo NYSimilar City Names

  • Today

    Today: Mostly sunny, with a high near 45. Northwest wind 9 to 14 mph.

    High: 45 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind becoming south around 6 mph after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Showers after 1pm. High near 54. South wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Mostly Cloudy
    then Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 44. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers before 1pm. Mostly cloudy, with a high near 52. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 1pm. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 45. Northwest wind 9 to 14 mph.
Tonight
Mostly cloudy, with a low around 33. Calm wind becoming south around 6 mph after midnight.
Friday
Showers after 1pm. High near 54. South wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 44. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers before 1pm. Mostly cloudy, with a high near 52. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers after 1am. Cloudy, with a low around 38. Chance of precipitation is 50%.
Sunday
Showers, mainly before 1pm. High near 52. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Monday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Veterans Day
A chance of snow showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NYSimilar City Names
 42.9°N 76.87°W (Elev. 499 ft)
Last Update:
5:20 am EST Nov 6, 2025
Forecast Valid:
8am EST Nov 6, 2025-6pm EST Nov 12, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation