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.

Fair

12°F

-11°C

Humidity 58%
Wind Speed Calm
Barometer 30.31 in (1028.0 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 8 Dec 6:53 am EST
Extended Forecast for

McDuffie Town NY

  • Today

    Today: Mostly sunny, with a high near 20. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 20 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 9. Wind chill values as low as zero. Calm wind becoming south around 6 mph after midnight.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow showers after 1pm. Partly sunny, with a high near 31. Wind chill values as low as -1. South wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 1am. Cloudy, with a low around 25. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Rain and snow showers, becoming all rain after 10am. High near 39. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.

    High: 39 °F

    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow showers, becoming all snow after 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Thursday

    Thursday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.

    High: 29 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.

    High: 30 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 20. North wind 5 to 7 mph becoming calm in the afternoon.
Tonight
Mostly clear, with a low around 9. Wind chill values as low as zero. Calm wind becoming south around 6 mph after midnight.
Tuesday
A chance of snow showers after 1pm. Partly sunny, with a high near 31. Wind chill values as low as -1. South wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow showers after 1am. Cloudy, with a low around 25. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow showers, becoming all rain after 10am. High near 39. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.
Wednesday Night
Rain likely, possibly mixed with snow showers, becoming all snow after 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.
Thursday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Friday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 25. Chance of precipitation is 60%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McDuffie Town NY
 42.78°N 76.77°W (Elev. 394 ft)
Last Update:
4:57 am EST Dec 8, 2025
Forecast Valid:
6am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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