National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Fair

73°F

23°C

Humidity 51%
Wind Speed S 16 G 29 mph
Barometer 29.79 in (1008.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Apr 1:53 pm EDT
Extended Forecast for

Sampson NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. Breezy, with a south wind around 21 mph, with gusts as high as 31 mph.

    High: 72 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms. Low around 37. South wind 10 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Showers

  • Sunday

    Sunday: Rain likely, possibly mixed with snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 45. Northwest wind 9 to 14 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a slight chance of rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Mostly cloudy, with a low around 28. Northwest wind around 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Monday

    Monday: Partly sunny, with a high near 38. Northwest wind around 13 mph.

    High: 38 °F

    Partly Sunny

  • Monday Night

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

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. Breezy, with a south wind around 21 mph, with gusts as high as 31 mph.
Tonight
Showers and thunderstorms. Low around 37. South wind 10 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain likely, possibly mixed with snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 45. Northwest wind 9 to 14 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
A chance of rain showers before 11pm, then a slight chance of rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Mostly cloudy, with a low around 28. Northwest wind around 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Partly sunny, with a high near 38. Northwest wind around 13 mph.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 66.
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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 Apr 18, 2026
Forecast Valid:
2pm EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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