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.

Overcast

24°F

-4°C

Humidity 50%
Wind Speed W 15 G 26 mph
Barometer 29.98 in (1016.5 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 17 Mar 5:53 pm EDT
Extended Forecast for

Hammondsport NY

  • Tonight

    Tonight: Scattered snow showers, mainly before 7pm. Mostly cloudy, with a low around 12. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 12 °F

    Scattered
    Snow Showers
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. South wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 47. South wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 47 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 32. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 20%.

    High: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Scattered snow showers, mainly before 7pm. Mostly cloudy, with a low around 12. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 26. South wind around 6 mph.
Thursday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 47. South wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 32. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Friday
A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 20%.
Friday Night
A chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
A chance of rain after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 39.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Mostly sunny, with a high near 46.
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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:
6:48 pm EDT Mar 17, 2026
Forecast Valid:
6pm EDT Mar 17, 2026-6pm EDT Mar 24, 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