Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

59°F

15°C

Humidity 78%
Wind Speed NW 8 G 17 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 5:53 pm EDT
Extended Forecast for

Waterloo NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind 5 to 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind 3 to 5 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers likely, then showers and possibly a thunderstorm after 2am.  Low around 49. Light and variable wind becoming south 6 to 11 mph after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: Showers and possibly a thunderstorm.  High near 70. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am.  Cloudy, with a low around 34. Northwest wind 14 to 16 mph.  Chance of precipitation is 50%.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Northwest wind 5 to 9 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind 3 to 5 mph.
Thursday Night
Showers likely, then showers and possibly a thunderstorm after 2am. Low around 49. Light and variable wind becoming south 6 to 11 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. 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 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers, mainly before 2am. Cloudy, with a low around 34. Northwest wind 14 to 16 mph. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NY
 42.9°N 76.87°W (Elev. 499 ft)
2:30 pm EDT Oct 14, 2026
6pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
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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