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.

Fair

66°F

19°C

Humidity 32%
Wind Speed E 10 G 20 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 27 Apr 12:53 pm EDT
Extended Forecast for

Altay NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. Southeast wind around 6 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. South wind 6 to 15 mph, with gusts as high as 29 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely, mainly before 3pm. Partly sunny, with a high near 59. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance
    Showers and
    Breezy then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 8pm. Mostly cloudy, with a low around 46. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 61. South wind 6 to 9 mph. Chance of precipitation is 90%.

    High: 61 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 68. Southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 46. South wind 6 to 15 mph, with gusts as high as 29 mph.
Tuesday
Showers likely, mainly before 3pm. Partly sunny, with a high near 59. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers after 8pm. Mostly cloudy, with a low around 46. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 61. South wind 6 to 9 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 39. Chance of precipitation is 90%.
Thursday
A chance of showers before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 31.
Saturday
A chance of showers. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altay NY
 42.43°N 77.01°W (Elev. 1545 ft)
Last Update:
1:04 pm EDT Apr 27, 2026
Forecast Valid:
1pm EDT Apr 27, 2026-6pm EDT May 3, 2026
 
Forecast Discussion
 
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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