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.

Mostly Cloudy

63°F

17°C

Humidity 78%
Wind Speed N 8 G 20 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Oct 2:53 pm EDT
Extended Forecast for

Dundee NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 67. Northwest wind around 11 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind around 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 58. Northeast wind 3 to 7 mph.

    High: 58 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 51. Light east wind becoming south 11 to 16 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 70. South wind 13 to 16 mph becoming west in the afternoon. Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 70%.

    Low: 35 °F

    Showers
    Likely then
    Rain/Snow
    Likely and
    Breezy

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly sunny, with a high near 44. Breezy. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 67. Northwest wind around 11 mph.
Tonight
Mostly cloudy, with a low around 45. Northwest wind around 9 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 58. Northeast wind 3 to 7 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 51. Light east wind becoming south 11 to 16 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 70. South wind 13 to 16 mph becoming west in the afternoon. Chance of precipitation is 90%.
Friday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 70%.
Saturday
A chance of rain and snow showers before 8am. Mostly sunny, with a high near 44. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dundee NY
 42.51°N 76.97°W (Elev. 997 ft)
Last Update:
2:30 pm EDT Oct 14, 2026
Forecast Valid:
3pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation