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.

Overcast

26°F

-3°C

Humidity 66%
Wind Speed SW 3 mph
Barometer 30.05 in (1018.7 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 13 Mar 1:53 am EDT
Extended Forecast for

Guyanoga NY

  • Overnight

    Overnight: Partly cloudy, with a low around 25. Light west wind.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Snow, possibly mixed with rain, becoming all rain after 5pm. High near 41. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 41 °F

    Chance Snow
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow showers likely before 1am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 28. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers and
    Breezy

  • Saturday

    Saturday: A chance of snow showers, mainly before 7am. Partly sunny, with a high near 37. Breezy, with a west wind 16 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Breezy.
    Chance Snow
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 2am. Mostly cloudy, with a low around 24. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 24 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly between 8am and 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.

    High: 50 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Mostly Cloudy
    and Breezy

  • Monday

    Monday: Rain, mainly after 2pm. High near 65. Breezy. Chance of precipitation is 80%.

    High: 65 °F

    Breezy.
    Chance Rain
    then Rain

  • Monday Night

    Monday Night: Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 22. Breezy. Chance of precipitation is 80%.

    Low: 22 °F

    Breezy.
    Rain/Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 25. Light west wind.
Friday
Snow, possibly mixed with rain, becoming all rain after 5pm. High near 41. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday Night
Rain and snow showers likely before 1am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 28. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow showers, mainly before 7am. Partly sunny, with a high near 37. Breezy, with a west wind 16 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow after 2am. Mostly cloudy, with a low around 24. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
A chance of snow, mainly between 8am and 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 44. Breezy.
Monday
Rain, mainly after 2pm. High near 65. Breezy. Chance of precipitation is 80%.
Monday Night
Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 22. Breezy. Chance of precipitation is 80%.
Tuesday
Mostly cloudy, with a high near 28. Breezy.
Tuesday Night
Mostly cloudy, with a low around 16. Breezy.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Guyanoga NY
 42.62°N 77.16°W (Elev. 801 ft)
Last Update:
2:30 am EDT Mar 13, 2026
Forecast Valid:
2am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation