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.

Fair

28°F

-2°C

Humidity 63%
Wind Speed Calm
Barometer 30.33 in (1028.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 14 Mar 9:53 pm EDT
Extended Forecast for

Porter Corner NY

Wind Advisory March 15, 05:00pm until March 16, 08:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: A chance of snow after 4am. Increasing clouds, with a low around 24. Northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 24 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow, mainly before 8am. Mostly cloudy, with a high near 47. Breezy, with a south wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Chance Snow
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Windy, with a south wind 31 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Windy. Mostly
    Cloudy then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 62. Breezy, with a south wind 21 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Rain, possibly mixed with snow showers, becoming all snow after 11pm. Some thunder is also possible. Low around 18. Breezy, with a west wind 15 to 20 mph. Chance of precipitation is 80%.

    Low: 18 °F

    Rain/Snow
    then Snow
    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: A slight chance of snow showers before 8am. Mostly cloudy, with a high near 23. Breezy. Chance of precipitation is 20%.

    High: 23 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow after 4am. Increasing clouds, with a low around 24. Northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of snow, mainly before 8am. Mostly cloudy, with a high near 47. Breezy, with a south wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Windy, with a south wind 31 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 20%.
Monday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 62. Breezy, with a south wind 21 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Rain, possibly mixed with snow showers, becoming all snow after 11pm. Some thunder is also possible. Low around 18. Breezy, with a west wind 15 to 20 mph. Chance of precipitation is 80%.
Tuesday
A slight chance of snow showers before 8am. Mostly cloudy, with a high near 23. Breezy. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 46.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42. 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:
Porter Corner NY
 42.54°N 77.02°W (Elev. 1342 ft)
Last Update:
6:52 pm EDT Mar 14, 2026
Forecast Valid:
10pm EDT Mar 14, 2026-6pm EDT Mar 21, 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