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

41°F

5°C

Humidity 70%
Wind Speed S 14 mph
Barometer 30.02 in (1017.2 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 16 Feb 8:53 pm EST
Extended Forecast for

3 Miles SE Hammondsport NY

  • Tonight

    Tonight: A chance of light rain, mainly before 3am. Mostly cloudy, with a low around 35. Southwest wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Light
    Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. West wind 3 to 6 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 33. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain. High near 42. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Northwest wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Snow before 9am, then rain and snow between 9am and 11am, then rain after 11am. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain/Snow
    then Rain

  • Friday Night

    Friday Night: A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A chance of light rain, mainly before 3am. Mostly cloudy, with a low around 35. Southwest wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 45. West wind 3 to 6 mph.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 33. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 42. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Northwest wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Friday
Snow before 9am, then rain and snow between 9am and 11am, then rain after 11am. High near 40. Chance of precipitation is 80%.
Friday Night
A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A chance of snow. Partly sunny, with a high near 30. Chance of precipitation is 30%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Hammondsport NY
 42.38°N 77.2°W (Elev. 1565 ft)
Last Update:
5:49 pm EST Feb 16, 2026
Forecast Valid:
9pm EST Feb 16, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation