National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

16°F

-9°C

Humidity 62%
Wind Speed W 9 G 20 mph
Barometer 29.98 in (1016.8 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 24 Feb 8:53 am EST
Extended Forecast for

Waterloo NY

  • Today

    Today: A slight chance of snow showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -1. West wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Tonight

    Tonight: Snow showers, mainly before 3am. Temperature falling to near 19 by 8pm, then rising to around 29 during the remainder of the night. Light southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 19 °F⇑

    Chance Snow
    Showers then
    Snow Showers

  • Wednesday

    Wednesday: A slight chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 39. South wind 10 to 13 mph becoming west in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers. Mostly cloudy, with a low around 21. West wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: A slight chance of snow showers after 1pm. Partly sunny, with a high near 31. West wind around 6 mph becoming north in the afternoon. Chance of precipitation is 20%.

    High: 31 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -1. West wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Snow showers, mainly before 3am. Temperature falling to near 19 by 8pm, then rising to around 29 during the remainder of the night. Light southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
A slight chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 39. South wind 10 to 13 mph becoming west in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 21. West wind 6 to 9 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow showers after 1pm. Partly sunny, with a high near 31. West wind around 6 mph becoming north in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 20%.
Friday
Sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
A chance of snow. Partly sunny, with a high near 23. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NY
 42.9°N 76.87°W (Elev. 499 ft)
Last Update:
4:57 am EST Feb 24, 2026
Forecast Valid:
9am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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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