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

28°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 30.02 in (1017.5 mb)
Dewpoint 27°F (-3°C)
Visibility 5.00 mi
Last update 20 Mar 5:53 am EDT
Extended Forecast for

Sampson NY

  • Today

    Today: Rain, mainly after 11am. High near 50. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Cloudy, with a low around 32. North wind around 7 mph.

    Low: 32 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 43. North wind around 7 mph.

    High: 43 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. East wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Rain likely, mainly after 8am. Mostly cloudy, with a high near 50. South wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of rain and snow. Cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow before 8am. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after 11am. High near 50. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Cloudy, with a low around 32. North wind around 7 mph.
Saturday
Mostly cloudy, with a high near 43. North wind around 7 mph.
Saturday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. East wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Rain likely, mainly after 8am. Mostly cloudy, with a high near 50. South wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Cloudy, with a low around 30. Chance of precipitation is 50%.
Monday
A chance of snow before 8am. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 50. 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:
4:57 am EDT Mar 20, 2026
Forecast Valid:
6am EDT Mar 20, 2026-6pm EDT Mar 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