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.

Mostly Cloudy

56°F

13°C

Humidity 42%
Wind Speed S 12 G 21 mph
Barometer 30.24 in (1024.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 9 Apr 10:53 pm EDT
Extended Forecast for

Hammondsport NY

  • Tonight

    Tonight: Scattered sprinkles between 1am and 2am. Mostly cloudy, with a low around 46. South wind around 9 mph.

    Low: 46 °F

    Scattered
    Sprinkles

  • Friday

    Friday: A chance of showers after 3pm. Partly sunny, with a high near 72. South wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely before 2am. Mostly cloudy, with a low around 36. Northwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Northwest wind around 8 mph.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 20%.

    High: 65 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered sprinkles between 1am and 2am. Mostly cloudy, with a low around 46. South wind around 9 mph.
Friday
A chance of showers after 3pm. Partly sunny, with a high near 72. South wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely before 2am. Mostly cloudy, with a low around 36. Northwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 54. Northwest wind around 8 mph.
Saturday Night
Mostly clear, with a low around 33. Calm wind.
Sunday
A slight chance of showers after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
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 80. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
7:03 pm EDT Apr 9, 2026
Forecast Valid:
11pm EDT Apr 9, 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