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

61°F

16°C

Humidity 72%
Wind Speed S 13 mph
Barometer 30.17 in (1021.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 24 May 1:53 pm EDT
Extended Forecast for

Altay NY

  • This Afternoon

    This Afternoon: Cloudy, with a high near 59. South wind around 14 mph, with gusts as high as 25 mph.

    High: 59 °F

    Cloudy

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Low around 53. South wind 7 to 9 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 72. West wind 5 to 8 mph becoming northwest in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 59. South wind around 14 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Low around 53. South wind 7 to 9 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Memorial Day
A chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 72. West wind 5 to 8 mph becoming northwest in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Increasing clouds, with a low around 51. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 47.
Saturday
Mostly sunny, with a high near 67.
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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:
1:03 pm EDT May 24, 2026
Forecast Valid:
2pm EDT May 24, 2026-6pm EDT May 30, 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