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

67°F

19°C

Humidity 68%
Wind Speed N 3 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 20 Aug 9:53 am EDT
Extended Forecast for

Elmbois NY

  • Today

    Today: A slight chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 72. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming east around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. South wind 5 to 8 mph. Chance of precipitation is 80%.

    High: 77 °F

    Slight Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 8am. Partly sunny, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly sunny, with a high near 71. Chance of precipitation is 30%.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A slight chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 72. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 52. Calm wind.
Friday
Sunny, with a high near 77. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. Light and variable wind.
Saturday
A slight chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. South wind 5 to 8 mph. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 57. Chance of precipitation is 80%.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 53.
Monday
A chance of showers after 2pm. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Elmbois NY
 42.5°N 77.24°W (Elev. 1532 ft)
Last Update:
6:02 am EDT Aug 20, 2026
Forecast Valid:
10am EDT Aug 20, 2026-6pm EDT Aug 26, 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