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.

A Few Clouds

76°F

24°C

Humidity 60%
Wind Speed W 9 mph
Barometer 29.94 in (1013.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Sep 12:53 pm EDT
Extended Forecast for

Seneca Mills NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 78. West wind 11 to 13 mph.

    High: 78 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of fog after 4am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 53. Northwest wind around 5 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Areas
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 72. Northwest wind 3 to 6 mph.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog between midnight and 1am. Otherwise, mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 79. South wind 7 to 11 mph. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 78. West wind 11 to 13 mph.
Tonight
Areas of fog after 4am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 53. Northwest wind around 5 mph becoming calm after midnight.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 72. Northwest wind 3 to 6 mph.
Friday Night
Patchy fog between midnight and 1am. Otherwise, mostly clear, with a low around 52. Light and variable wind.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 79. South wind 7 to 11 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seneca Mills NY
 42.67°N 77°W (Elev. 797 ft)
Last Update:
1:08 pm EDT Sep 10, 2026
Forecast Valid:
1pm EDT Sep 10, 2026-6pm EDT Sep 16, 2026
 
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Additional Resources

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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