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

43°F

6°C

Humidity 58%
Wind Speed NW 13 G 20 mph
Barometer 29.94 in (1014.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 2 May 6:53 pm EDT
Extended Forecast for

Altay NY

  • Tonight

    Tonight: Scattered sprinkles before 8pm. Widespread frost, mainly after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 5 to 7 mph.

    Low: 29 °F

    Scattered
    Sprinkles
    then Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, increasing clouds, with a high near 54. West wind 7 to 14 mph.

    High: 54 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Southwest wind around 13 mph, with gusts as high as 23 mph.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. South wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 55. Chance of precipitation is 80%.

    High: 55 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

Detailed Forecast

Tonight
Scattered sprinkles before 8pm. Widespread frost, mainly after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 5 to 7 mph.
Sunday
Areas of frost before 9am. Otherwise, increasing clouds, with a high near 54. West wind 7 to 14 mph.
Sunday Night
Partly cloudy, with a low around 41. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 66. Southwest wind around 13 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 52. South wind 8 to 10 mph, with gusts as high as 22 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Wednesday
Showers. High near 55. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 53. Chance of precipitation is 40%.
Friday Night
A chance of showers. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 50%.
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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:
7:29 pm EDT May 2, 2026
Forecast Valid:
7pm EDT May 2, 2026-6pm EDT May 9, 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