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

29°F

-2°C

Humidity 61%
Wind Speed SE 3 mph
Barometer 30.33 in (1028.1 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 25 Mar 1:53 am EDT
Extended Forecast for

Sampson NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Southwest wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Southeast wind 3 to 8 mph.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 43. South wind 10 to 14 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Rain likely after 2pm. Mostly cloudy, with a high near 64. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain before 5am, then a chance of rain and snow. Low around 30. Southwest wind 11 to 15 mph becoming northwest after midnight. Chance of precipitation is 80%.

    Low: 30 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: A chance of snow before 8am. Partly sunny, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Southwest wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 51. Southeast wind 3 to 8 mph.
Wednesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 43. South wind 10 to 14 mph. Chance of precipitation is 20%.
Thursday
Rain likely after 2pm. Mostly cloudy, with a high near 64. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain before 5am, then a chance of rain and snow. Low around 30. Southwest wind 11 to 15 mph becoming northwest after midnight. Chance of precipitation is 80%.
Friday
A chance of snow before 8am. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 54.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
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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:
12:58 am EDT Mar 25, 2026
Forecast Valid:
2am EDT Mar 25, 2026-6pm EDT Mar 31, 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