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.

A Few Clouds

77°F

25°C

Humidity 43%
Wind Speed W 10 G 21 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Apr 1:53 pm EDT
Extended Forecast for

Altay NY

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 78. West wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could be severe. Low around 61. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • 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. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. West wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 2pm. Partly sunny, with a high near 62. North wind around 8 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 78. West wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm, mainly before 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could be severe. Low around 61. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Southwest wind 8 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. West wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers before 2pm. Partly sunny, with a high near 62. North wind around 8 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Saturday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Sunday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers before 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 57.
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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:
2:08 pm EDT Apr 15, 2026
Forecast Valid:
2pm EDT Apr 15, 2026-6pm EDT Apr 21, 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