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

29°F

-2°C

Humidity 85%
Wind Speed NW 6 mph
Barometer 29.88 in (1012.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 2 Dec 8:53 pm EST
Extended Forecast for

3 Miles SE Hammondsport NY

  • Tonight

    Tonight: A chance of snow showers, mainly before 10pm. Mostly cloudy, with a low around 20. Northwest wind around 7 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. Southwest wind 5 to 8 mph.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Southwest wind 9 to 11 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 28. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 5. Northwest wind 5 to 10 mph becoming south after midnight.

    Low: 5 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers, mainly before 10pm. Mostly cloudy, with a low around 20. Northwest wind around 7 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, with a high near 34. Southwest wind 5 to 8 mph.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Southwest wind 9 to 11 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 28. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 5. Northwest wind 5 to 10 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
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:
5:57 pm EST Dec 2, 2025
Forecast Valid:
9pm EST Dec 2, 2025-6pm EST Dec 9, 2025
 
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