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.

Overcast

31°F

-1°C

Humidity 67%
Wind Speed W 7 mph
Barometer 29.99 in (1016.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 11:53 pm EST
Extended Forecast for

Sampson NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. West wind 3 to 6 mph.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow showers, mainly after 4pm. Cloudy, with a high near 34. South wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. Southwest wind 9 to 13 mph becoming northwest after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers

  • Monday

    Monday: A chance of snow showers before 1pm. Partly sunny, with a high near 21. Northwest wind 6 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Light and variable wind becoming south 5 to 8 mph in the evening.

    Low: 10 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and snow after 1am. Cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain. High near 39. Chance of precipitation is 80%.

    High: 39 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a chance of rain and snow. Cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. West wind 3 to 6 mph.
Sunday
A chance of snow showers, mainly after 4pm. Cloudy, with a high near 34. South wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. Southwest wind 9 to 13 mph becoming northwest after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow showers before 1pm. Partly sunny, with a high near 21. Northwest wind 6 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 10. Light and variable wind becoming south 5 to 8 mph in the evening.
Tuesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow after 1am. Cloudy, with a low around 29. Chance of precipitation is 50%.
Wednesday
Rain. High near 39. Chance of precipitation is 80%.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow. Cloudy, with a low around 29. Chance of precipitation is 60%.
Thursday
A chance of snow before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
Last Update:
3:22 pm EST Dec 6, 2025
Forecast Valid:
12am EST Dec 7, 2025-6pm EST Dec 13, 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