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

51°F

11°C

Humidity 27%
Wind Speed SE 8 G 18 mph
Barometer 30.39 in (1029.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 8 Apr 6:53 pm EDT
Extended Forecast for

Porter Corner NY

  • Tonight

    Tonight: Clear, with a low around 33. South wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 33 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Breezy, with a south wind 18 to 23 mph, with gusts as high as 34 mph.

    High: 61 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. South wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. South wind 9 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Northwest wind around 8 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 33. South wind 10 to 17 mph, with gusts as high as 29 mph.
Thursday
Mostly sunny, with a high near 61. Breezy, with a south wind 18 to 23 mph, with gusts as high as 34 mph.
Thursday Night
Mostly cloudy, with a low around 44. South wind 13 to 17 mph, with gusts as high as 28 mph.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. South wind 9 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Northwest wind around 8 mph. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Porter Corner NY
 42.54°N 77.02°W (Elev. 1342 ft)
Last Update:
2:30 pm EDT Apr 8, 2026
Forecast Valid:
7pm EDT Apr 8, 2026-6pm EDT Apr 15, 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