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.

Overcast

68°F

20°C

Humidity 96%
Wind Speed S 3 mph
Barometer 30.31 in (1026.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 16 Sep 9:53 pm EDT
Extended Forecast for

Potter NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly before 10am. High near 76. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Light northwest wind.

    Low: 57 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 70. North wind 5 to 9 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. Light northeast wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 64. Calm wind.
Thursday
Showers, mainly before 10am. High near 76. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Light northwest wind.
Friday
Sunny, with a high near 70. North wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 50. Light northeast wind.
Saturday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.
Saturday Night
Showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.
Sunday
Showers, mainly before 2pm. High near 67. Chance of precipitation is 80%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potter NY
 42.69°N 77.21°W (Elev. 1053 ft)
Last Update:
7:02 pm EDT Sep 16, 2026
Forecast Valid:
10pm EDT Sep 16, 2026-6pm EDT Sep 23, 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