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.

Light Snow

15°F

-9°C

Humidity 77%
Wind Speed W 10 G 20 mph
Barometer 29.94 in (1015.5 mb)
Dewpoint 9°F (-13°C)
Visibility 5.00 mi
Wind Chill3°F (-16°C)
Last update 24 Feb 4:53 am EST
Extended Forecast for

Hammondsport NY

  • Overnight

    Overnight: A chance of snow showers. Mostly cloudy, with a low around 10. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 28. Wind chill values as low as -3. West wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow showers, mainly before 3am. Low around 20. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.

    Low: 20 °F

    Snow Showers

  • Wednesday

    Wednesday: A slight chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 42. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 21. West wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A slight chance of snow showers after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 20%.

    High: 35 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of snow showers. Mostly cloudy, with a low around 10. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 28. Wind chill values as low as -3. West wind 6 to 9 mph, with gusts as high as 21 mph.
Tuesday Night
Snow showers, mainly before 3am. Low around 20. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.
Wednesday
A slight chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 42. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 21. West wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday
A slight chance of snow showers after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
4:57 am EST Feb 24, 2026
Forecast Valid:
5am EST Feb 24, 2026-6pm EST Mar 2, 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