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.

Overcast

18°F

-8°C

Humidity 49%
Wind Speed SW 5 mph
Barometer 29.87 in (1013.1 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 18 Jan 11:53 pm EST
Extended Forecast for

Altay NY

  • Tonight

    Tonight: A chance of snow showers after 5am. Mostly cloudy, with a low around 14. Southwest wind around 6 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    Showers

  • M.L.King Day

    M.L.King Day: A chance of snow showers before 10am, then snow showers likely after 1pm. Areas of blowing snow after 2pm. Mostly cloudy, with a high near 24. Breezy, with a southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 6. Wind chill values as low as -10. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday

    Tuesday: A slight chance of snow showers. Partly sunny, with a high near 13. Wind chill values as low as -11. West wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 13 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 6 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.

    High: 29 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: A chance of snow showers before 1pm. Partly sunny, with a high near 27. Chance of precipitation is 30%.

    High: 27 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers after 5am. Mostly cloudy, with a low around 14. Southwest wind around 6 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
M.L.King Day
A chance of snow showers before 10am, then snow showers likely after 1pm. Areas of blowing snow after 2pm. Mostly cloudy, with a high near 24. Breezy, with a southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 6. Wind chill values as low as -10. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers. Partly sunny, with a high near 13. Wind chill values as low as -11. West wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 6. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Thursday
A chance of snow showers before 1pm. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Partly sunny, with a high near 19.
Friday Night
Mostly cloudy, with a low around 8.
Saturday
Mostly cloudy, with a high near 16.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
A chance of snow showers. Partly sunny and cold, with a high near 10. Chance of precipitation is 30%.
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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:
3:23 pm EST Jan 18, 2026
Forecast Valid:
11pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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