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.

Partly Cloudy

72°F

22°C

Humidity 57%
Wind Speed Vrbl 7 G 16 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 23 Jun 2:53 pm EDT
Extended Forecast for

Dundee NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. North wind around 10 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Northwest wind 5 to 7 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northwest wind 6 to 9 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind becoming south around 5 mph after midnight.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 76. South wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 76 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. North wind around 10 mph.
Tonight
Partly cloudy, with a low around 54. Northwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 75. Northwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind becoming south around 5 mph after midnight.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 76. South wind 6 to 9 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
A chance of showers before 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dundee NY
 42.54°N 77°W (Elev. 1099 ft)
Last Update:
2:30 pm EDT Jun 23, 2026
Forecast Valid:
3pm EDT Jun 23, 2026-6pm EDT Jun 29, 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