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

22°F

-6°C

Humidity 75%
Wind Speed S 7 mph
Barometer 29.88 in (1013.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 5 Dec 10:53 pm EST
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. South wind around 9 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 37. South wind 7 to 10 mph.

    High: 37 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. West wind 5 to 7 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after 1pm. Cloudy, with a high near 33. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 17. Southwest wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 17 °F

    Chance Snow

  • Monday

    Monday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 21. Chance of precipitation is 20%.

    High: 21 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.

    High: 33 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. South wind around 9 mph.
Saturday
Mostly cloudy, with a high near 37. South wind 7 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 26. West wind 5 to 7 mph.
Sunday
A chance of snow after 1pm. Cloudy, with a high near 33. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17. Southwest wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.
Monday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 21. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Wednesday
Rain and snow showers, mainly after 1pm. High near 38. Chance of precipitation is 80%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
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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 5, 2025
Forecast Valid:
11pm EST Dec 5, 2025-6pm EST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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