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

36°F

2°C

Humidity 64%
Wind Speed SW 7 mph
Barometer 29.95 in (1015.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 27 Feb 8:53 pm EST
Extended Forecast for

3 Miles SE Hammondsport NY

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Increasing clouds, with a low around 21. North wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A slight chance of snow before 1pm. Mostly cloudy, with a high near 26. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 26 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. Northwest wind 5 to 8 mph.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. South wind 9 to 14 mph, with gusts as high as 25 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A chance of snow after 1am. Increasing clouds, with a low around 21. North wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Sunday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 26. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 7. Northwest wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Thursday
Rain likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
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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:
6:14 pm EST Feb 27, 2026
Forecast Valid:
9pm EST Feb 27, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation