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.

A Few Clouds

72°F

22°C

Humidity 68%
Wind Speed SW 8 mph
Barometer 29.78 in (1007.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 13 Oct 9:53 pm EDT
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: A slight chance of showers after 3am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 9am and 11am. Mostly cloudy, with a high near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. Northwest wind around 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the morning.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 53. Light and variable wind becoming south 11 to 16 mph after midnight. Chance of precipitation is 100%.

    Low: 53 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. High near 64. Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Friday Night

    Friday Night: Showers. Low around 36. Breezy. Chance of precipitation is 80%.

    Low: 36 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Showers likely before 8am. Mostly sunny, with a high near 44. Breezy. Chance of precipitation is 60%.

    High: 44 °F

    Breezy.
    Showers
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers after 3am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 9am and 11am. Mostly cloudy, with a high near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 49. Northwest wind around 9 mph.
Thursday
Partly sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the morning.
Thursday Night
A chance of showers before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 53. Light and variable wind becoming south 11 to 16 mph after midnight. Chance of precipitation is 100%.
Friday
Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. High near 64. Chance of precipitation is 100%.
Friday Night
Showers. Low around 36. Breezy. Chance of precipitation is 80%.
Saturday
Showers likely before 8am. Mostly sunny, with a high near 44. Breezy. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 43.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 63.
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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:
2:30 pm EDT Oct 13, 2026
Forecast Valid:
10pm EDT Oct 13, 2026-6pm EDT Oct 20, 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