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

29°F

-2°C

Humidity 89%
Wind Speed NW 8 mph
Barometer 29.85 in (1012.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 2 Dec 6:53 pm EST
Extended Forecast for

Marshalls NY

  • Tonight

    Tonight: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 19. Northwest wind 6 to 9 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33. Southwest wind 5 to 8 mph.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Snow showers likely after 1am. Mostly cloudy, with a low around 20. Southwest wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Mostly Cloudy
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 26. West wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 5. Northwest wind 6 to 11 mph becoming south after midnight.

    Low: 5 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 19. Northwest wind 6 to 9 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, with a high near 33. Southwest wind 5 to 8 mph.
Wednesday Night
Snow showers likely after 1am. Mostly cloudy, with a low around 20. Southwest wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 26. West wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 5. Northwest wind 6 to 11 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly cloudy, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Partly sunny, with a high near 21.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalls NY
 42.42°N 77.31°W (Elev. 1745 ft)
Last Update:
5:57 pm EST Dec 2, 2025
Forecast Valid:
7pm EST Dec 2, 2025-6pm EST Dec 9, 2025
 
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Additional Resources

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Chance of Precipitation