National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Fair

56°F

13°C

Humidity 81%
Wind Speed Calm
Barometer 29.94 in (1013.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 14 Apr 11:53 pm EDT
Extended Forecast for

Altay NY

  • Overnight

    Overnight: A chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 58. West wind around 5 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 76. Southwest wind 10 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 60. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Southwest wind around 6 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

Detailed Forecast

Overnight
A chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 58. West wind around 5 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 76. Southwest wind 10 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 60. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Southwest wind around 6 mph. Chance of precipitation is 60%.
Friday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Saturday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Sunday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 49.
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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:
9:08 pm EDT Apr 14, 2026
Forecast Valid:
12am EDT Apr 15, 2026-6pm EDT Apr 21, 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