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.

A Few Clouds

67°F

19°C

Humidity 76%
Wind Speed Vrbl 5 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 14 Oct 3:53 am EDT
Extended Forecast for

2 Miles WSW Guyanoga NY

  • Today

    Today: A slight chance of showers between 8am and 10am. Mostly cloudy, with a high near 65. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Northwest wind around 10 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 57. Northeast wind 5 to 7 mph.

    High: 57 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Showers likely, then showers and possibly a thunderstorm after 2am. Low around 50. Light and variable wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 63. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%.

    Low: 33 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.

    High: 42 °F

    Breezy.
    Chance
    Rain/Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers between 8am and 10am. Mostly cloudy, with a high near 65. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 46. Northwest wind around 10 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 57. Northeast wind 5 to 7 mph.
Thursday Night
Showers likely, then showers and possibly a thunderstorm after 2am. Low around 50. Light and variable wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 63. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Friday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%.
Saturday
A chance of rain and snow showers before 8am. Mostly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Guyanoga NY
 42.6°N 77.19°W (Elev. 1450 ft)
Last Update:
2:30 am EDT Oct 14, 2026
Forecast Valid:
4am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation