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.

Light Snow

23°F

-5°C

Humidity 81%
Wind Speed W 10 G 23 mph
Barometer 29.90 in (1014.0 mb)
Dewpoint 18°F (-8°C)
Visibility 4.00 mi
Wind Chill13°F (-11°C)
Last update 23 Feb 7:53 pm EST
Extended Forecast for

3 Miles SE Hammondsport NY

  • Tonight

    Tonight: A chance of snow showers, mainly before 10pm. Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -6. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 24 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly after 1am. Temperature rising to around 27 by 4am. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 17 °F⇑

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm, then a slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 38. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. West wind 6 to 9 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow, mainly after 1pm. Partly sunny, with a high near 32. Chance of precipitation is 40%.

    High: 32 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of snow showers, mainly before 10pm. Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 24. Wind chill values as low as -6. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Snow, mainly after 1am. Temperature rising to around 27 by 4am. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
A chance of snow before 1pm, then a slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 38. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 19. West wind 6 to 9 mph.
Thursday
A chance of snow, mainly after 1pm. Partly sunny, with a high near 32. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 27.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Monday
A chance of snow. Mostly cloudy, with a high near 24. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Hammondsport NY
 42.38°N 77.2°W (Elev. 1565 ft)
Last Update:
6:32 pm EST Feb 23, 2026
Forecast Valid:
8pm EST Feb 23, 2026-6pm EST Mar 2, 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