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

60°F

16°C

Humidity 39%
Wind Speed S 18 G 29 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 10 Apr 9:53 am EDT
Extended Forecast for

Sampson NY

  • Today

    Today: Scattered rain before 4pm, then showers likely between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 67. West wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then scattered showers between 9pm and 11pm. Mostly cloudy, with a low around 36. Northwest wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Northwest wind around 10 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 33. Light and variable wind.

    Low: 33 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly cloudy, with a high near 57. South wind 7 to 13 mph. Chance of precipitation is 40%.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm, then a chance of sprinkles after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers then
    Cloudy

  • Monday

    Monday: A chance of showers or sprinkles before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Scattered rain before 4pm, then showers likely between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 67. West wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then scattered showers between 9pm and 11pm. Mostly cloudy, with a low around 36. Northwest wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Northwest wind around 10 mph.
Saturday Night
Increasing clouds, with a low around 33. Light and variable wind.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 57. South wind 7 to 13 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 8pm, then a chance of sprinkles after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Monday
A chance of showers or sprinkles before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 69.
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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 am EDT Apr 10, 2026
Forecast Valid:
10am EDT Apr 10, 2026-6pm EDT Apr 16, 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