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.

Fog/Mist

21°F

-6°C

Humidity 92%
Wind Speed Calm
Barometer 30.04 in (1018.4 mb)
Dewpoint 19°F (-7°C)
Visibility 3.00 mi
Last update 15 Feb 3:53 am EST
Extended Forecast for

Altay NY

  • Today

    Today: Patchy fog before 9am. Patchy freezing fog before 9am. Otherwise, partly sunny, with a high near 38. Southeast wind 3 to 6 mph.

    High: 38 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South wind around 7 mph.

    Low: 29 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 42. South wind around 6 mph.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 1am. Mostly cloudy, with a low around 33. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. Southwest wind around 6 mph becoming light and variable in the afternoon.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain. High near 39. Chance of precipitation is 90%.

    High: 39 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 9am. Patchy freezing fog before 9am. Otherwise, partly sunny, with a high near 38. Southeast wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 29. South wind around 7 mph.
Washington's Birthday
Partly sunny, with a high near 42. South wind around 6 mph.
Monday Night
A slight chance of showers before 1am. Mostly cloudy, with a low around 33. South wind around 8 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 43. Southwest wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Rain. High near 39. Chance of precipitation is 90%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Thursday
Mostly cloudy, with a high near 42.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
Rain and snow likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altay NY
 42.43°N 77.01°W (Elev. 1545 ft)
Last Update:
12:04 am EST Feb 15, 2026
Forecast Valid:
4am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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