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

34°F

1°C

Humidity 59%
Wind Speed W 12 G 23 mph
Barometer 29.77 in (1008.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 11 Jan 11:53 am EST
Extended Forecast for

Williams Corner NY

  • Today

    Today: Snow showers likely, mainly between 2pm and 3pm. Partly sunny, with a high near 35. Breezy, with a west wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Showers
    Likely and
    Breezy

  • Tonight

    Tonight: A chance of snow showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 25. Breezy, with a west wind 15 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Breezy.
    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. Southwest wind 10 to 13 mph.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. West wind around 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42. South wind 7 to 13 mph.

    High: 42 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.

    Low: 17 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 21.

    High: 21 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow showers likely, mainly between 2pm and 3pm. Partly sunny, with a high near 35. Breezy, with a west wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
A chance of snow showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 25. Breezy, with a west wind 15 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 36. Southwest wind 10 to 13 mph.
Monday Night
Mostly cloudy, with a low around 30. West wind around 9 mph.
Tuesday
Mostly cloudy, with a high near 42. South wind 7 to 13 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
Thursday
Mostly cloudy, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williams Corner NY
 42.72°N 77.26°W (Elev. 797 ft)
Last Update:
11:28 am EST Jan 11, 2026
Forecast Valid:
11am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
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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