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

80°F

27°C

Humidity 69%
Wind Speed S 3 mph
Barometer 29.99 in (1014.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 12 Jul 9:53 pm EDT
Extended Forecast for

Penn Yan Airport NY

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind around 7 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: A chance of showers before 8am. Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 83 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 72. South wind around 7 mph.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 64. Calm wind.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan Airport NY
 42.63°N 77.07°W (Elev. 764 ft)
Last Update:
7:00 pm EDT Jul 12, 2025
Forecast Valid:
10pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation