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.

Light Rain

68°F

20°C

Humidity 70%
Wind Speed S 7 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 58°F (14°C)
Visibility 7.00 mi
Last update 11 Aug 8:53 pm EDT
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 79. Northwest wind 3 to 6 mph.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Light west wind.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. Calm wind.
Wednesday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 79. Northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 61. Light west wind.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
Last Update:
6:33 pm EDT Aug 11, 2026
Forecast Valid:
9pm EDT Aug 11, 2026-6pm EDT Aug 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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