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

74°F

23°C

Humidity 45%
Wind Speed W 3 mph
Barometer 30.04 in (1016.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 24 Jun 5:53 pm EDT
Extended Forecast for

Sampson NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 74. Southeast wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 10pm. Low around 60. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 77. Southwest wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Mostly cloudy, with a low around 59. Light and variable wind. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 2pm. Partly sunny, with a high near 76. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 74. Southeast wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms, mainly before 10pm. Low around 60. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 77. Southwest wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 59. Light and variable wind. Chance of precipitation is 20%.
Saturday
A slight chance of showers before 2pm. Partly sunny, with a high near 76. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
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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:
6:17 pm EDT Jun 24, 2026
Forecast Valid:
6pm EDT Jun 24, 2026-6pm EDT Jul 1, 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