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.

Partly Cloudy

27°F

-3°C

Humidity 63%
Wind Speed W 16 G 33 mph
Barometer 30.06 in (1019.0 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 11 Jan 10:53 pm EST
Extended Forecast for

Waterloo NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. West wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 37. Southwest wind 9 to 13 mph.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. West wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. South wind 6 to 10 mph.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Cloudy, with a low around 38. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.

    High: 43 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a chance of rain and snow between 11pm and midnight, then snow likely after midnight. Cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.

    High: 24 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. West wind 11 to 18 mph, with gusts as high as 28 mph.
Monday
Mostly cloudy, with a high near 37. Southwest wind 9 to 13 mph.
Monday Night
Mostly cloudy, with a low around 31. West wind around 6 mph.
Tuesday
Partly sunny, with a high near 43. South wind 6 to 10 mph.
Tuesday Night
A chance of showers, mainly after 1am. Cloudy, with a low around 38. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
Wednesday Night
A chance of rain before 11pm, then a chance of rain and snow between 11pm and midnight, then snow likely after midnight. Cloudy, with a low around 20. Chance of precipitation is 60%.
Thursday
A chance of snow. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.
Thursday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 25.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NY
 42.9°N 76.87°W (Elev. 499 ft)
Last Update:
3:22 pm EST Jan 11, 2026
Forecast Valid:
11pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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