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

77°F

25°C

Humidity 71%
Wind Speed SW 7 mph
Barometer 29.99 in (1014.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 4 Jul 12:53 am EDT
Extended Forecast for

2 Miles SSW Townsendville NY

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 69. West wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    Showers

  • Independence Day

    Independence Day: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 80. Northwest wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 80 °F

    Chance
    T-storms then
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 77. Light and variable wind becoming northeast around 6 mph in the morning. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 69. West wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 80. Northwest wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 77. Light and variable wind becoming northeast around 6 mph in the morning. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 50%.
Monday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Townsendville NY
 42.54°N 76.79°W (Elev. 1627 ft)
Last Update:
12:19 am EDT Jul 4, 2026
Forecast Valid:
1am EDT Jul 4, 2026-6pm EDT Jul 10, 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