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.

Fog/Mist

39°F

4°C

Humidity 93%
Wind Speed SE 7 mph
Barometer 29.89 in
Dewpoint 37°F (3°C)
Visibility 6.00 mi
Wind Chill34°F (1°C)
Last update 19 Feb 8:04 pm EST
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: A chance of rain after 4am. Mostly cloudy, with a low around 37. Southeast wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. High near 43. Southeast wind 13 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, possibly mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 32. West wind around 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 35. Northwest wind 6 to 9 mph.

    High: 35 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of snow showers after 1am. Cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow before 1am. Cloudy, with a low around 27. Chance of precipitation is 40%.

    Low: 27 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain after 4am. Mostly cloudy, with a low around 37. Southeast wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 43. Southeast wind 13 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, possibly mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 32. West wind around 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, with a high near 35. Northwest wind 6 to 9 mph.
Saturday Night
A slight chance of snow showers after 1am. Cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Sunday Night
A chance of snow before 1am. Cloudy, with a low around 27. Chance of precipitation is 40%.
Monday
Mostly cloudy, with a high near 35.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 38.
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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:
5:46 pm EST Feb 19, 2026
Forecast Valid:
8pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
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