National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Mostly Cloudy

29°F

-2°C

Humidity 69%
Wind Speed W 12 G 24 mph
Barometer 30.28 in (1026.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 29 Nov 3:53 am EST
Extended Forecast for

3 Miles SE Hammondsport NY

  • Overnight

    Overnight: A slight chance of snow showers. Partly cloudy, with a low around 23. West wind around 10 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 33. West wind 5 to 9 mph becoming light in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before 4am. Cloudy, with a low around 26. Light southeast wind becoming south 11 to 16 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Sunday

    Sunday: A chance of snow showers between 7am and 4pm, then a chance of rain showers after 4pm. Mostly cloudy, with a high near 38. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    Showers and
    Breezy then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain showers before 7pm, then a slight chance of snow showers. Mostly cloudy, with a low around 23. Southwest wind around 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow showers after 1am. Cloudy, with a low around 20. Chance of precipitation is 30%.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: Snow showers likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%.

    High: 31 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers. Partly cloudy, with a low around 23. West wind around 10 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 33. West wind 5 to 9 mph becoming light in the afternoon.
Saturday Night
Snow showers likely, mainly before 4am. Cloudy, with a low around 26. Light southeast wind becoming south 11 to 16 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow showers between 7am and 4pm, then a chance of rain showers after 4pm. Mostly cloudy, with a high near 38. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of rain showers before 7pm, then a slight chance of snow showers. Mostly cloudy, with a low around 23. Southwest wind around 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 29.
Monday Night
A chance of snow showers after 1am. Cloudy, with a low around 20. Chance of precipitation is 30%.
Tuesday
Snow showers likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
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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:
12:31 am EST Nov 29, 2025
Forecast Valid:
4am EST Nov 29, 2025-6pm EST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation