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

70°F

21°C

Humidity 71%
Wind Speed SW 12 mph
Barometer 29.95 in (1013.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 20 May 3:53 am EDT
Extended Forecast for

Altay NY

  • Today

    Today: A chance of showers, mainly before 11am. Partly sunny, with a high near 68. Northwest wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Northwest wind around 7 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 57. North wind around 9 mph.

    High: 57 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. North wind 5 to 7 mph becoming calm in the evening.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 65. East wind 3 to 7 mph. Chance of precipitation is 20%.

    High: 65 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers, mainly before 11am. Partly sunny, with a high near 68. Northwest wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Increasing clouds, with a low around 42. Northwest wind around 7 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 57. North wind around 9 mph.
Thursday Night
Partly cloudy, with a low around 38. North wind 5 to 7 mph becoming calm in the evening.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 65. East wind 3 to 7 mph. Chance of precipitation is 20%.
Friday Night
Showers likely, mainly after 2am. Cloudy, with a low around 44. Chance of precipitation is 70%.
Saturday
Showers. High near 54. Chance of precipitation is 80%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Sunday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 74.
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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:
2:30 am EDT May 20, 2026
Forecast Valid:
4am EDT May 20, 2026-6pm EDT May 26, 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