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

22°F

-6°C

Humidity 50%
Wind Speed W 18 G 31 mph
Barometer 29.71 in (1007.5 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 30 Dec 7:53 pm EST
Extended Forecast for

Marshalls NY

Winter Weather Advisory December 30, 08:24pm until December 31, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 30, 08:24pm until December 31, 07:00pm

    NOW until 7:00pm Wed

    Winter Weather Advisory

  • Tonight

    Low: 18 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow showers likely, mainly before 8am. Mostly cloudy, with a high near 25. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 1am. Low around 10. Wind chill values as low as -1. Northwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.

    Low: 10 °F

    Snow Showers

  • New Year's Day

    New Year's Day: A chance of snow showers, mainly before 1pm. Partly sunny, with a high near 16. Wind chill values as low as -4. West wind around 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 16 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 11. Southwest wind around 9 mph. Chance of precipitation is 30%.

    Low: 11 °F

    Chance Snow
    Showers

  • Friday

    Friday: A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 21.

    High: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 18. West wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Snow showers likely, mainly before 8am. Mostly cloudy, with a high near 25. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday Night
Snow showers, mainly before 1am. Low around 10. Wind chill values as low as -1. Northwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.
New Year's Day
A chance of snow showers, mainly before 1pm. Partly sunny, with a high near 16. Wind chill values as low as -4. West wind around 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 11. Southwest wind around 9 mph. Chance of precipitation is 30%.
Friday
A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Mostly cloudy, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 27.
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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:
5:00 pm EST Dec 30, 2025
Forecast Valid:
8pm EST Dec 30, 2025-6pm EST Jan 6, 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