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

78°F

26°C

Humidity 60%
Wind Speed SE 5 mph
Barometer 30.04 in (1016.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 7 Jul 6:53 pm EDT
Extended Forecast for

Dundee NY

  • Tonight

    Tonight: Mostly clear, with a low around 61. East wind around 5 mph becoming light and variable in the evening.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. South wind around 6 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 10pm. Partly cloudy, with a low around 66. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind around 7 mph. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. East wind around 5 mph becoming light and variable in the evening.
Wednesday
Mostly sunny, with a high near 85. South wind around 6 mph.
Wednesday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 66. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind around 7 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 20%.
Friday
Showers, with thunderstorms also possible after 11am. High near 80. Chance of precipitation is 80%.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 62.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dundee NY
 42.51°N 76.97°W (Elev. 997 ft)
Last Update:
6:19 pm EDT Jul 7, 2026
Forecast Valid:
7pm EDT Jul 7, 2026-6pm EDT Jul 14, 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