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 54%
Wind Speed S 7 mph
Barometer 30.19 in (1023.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 18 Mar 10:53 pm EDT
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. South wind around 10 mph.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. South wind 8 to 13 mph.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 48. South wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Slight Chance
    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 8pm. Cloudy, with a low around 38. South wind 7 to 9 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 8am. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.

    High: 50 °F

    Chance Rain

  • Sunday Night

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

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. South wind around 10 mph.
Thursday
Mostly cloudy, with a high near 41. South wind 8 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening.
Friday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 48. South wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 8pm. Cloudy, with a low around 38. South wind 7 to 9 mph. Chance of precipitation is 60%.
Saturday
Mostly cloudy, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A chance of rain after 8am. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 43.
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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:
6:46 pm EDT Mar 18, 2026
Forecast Valid:
11pm EDT Mar 18, 2026-6pm EDT Mar 25, 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