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

44°F

7°C

Humidity 83%
Wind Speed SW 7 mph
Barometer 29.94 in (1014.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 10 Nov 4:53 am EST
Extended Forecast for

Waterloo NY

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 62. South wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.

    High: 62 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. West wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 56. Light and variable wind becoming west around 5 mph.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Rain, mainly after 1am. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain
    then Rain

  • Thursday

    Thursday: Rain. High near 51. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 90%.

    High: 51 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 31. Chance of precipitation is 70%.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain likely, mainly before 1pm. Cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely before 4am, then rain and snow likely. Cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow likely, possibly mixed with rain before 1pm, then a chance of rain. Cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 62. South wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Tonight
Increasing clouds, with a low around 39. West wind 6 to 10 mph, with gusts as high as 21 mph.
Veterans Day
Mostly cloudy, with a high near 56. Light and variable wind becoming west around 5 mph.
Wednesday Night
Rain, mainly after 1am. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 51. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 90%.
Thursday Night
Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 31. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 1pm. Cloudy, with a high near 44. Chance of precipitation is 60%.
Friday Night
Rain likely before 4am, then rain and snow likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
Saturday
Snow likely, possibly mixed with rain before 1pm, then a chance of rain. Cloudy, with a high near 44. Chance of precipitation is 60%.
Saturday Night
A chance of rain before 1am. Cloudy, with a low around 32. Chance of precipitation is 40%.
Sunday
Mostly cloudy, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo NY
 42.9°N 76.87°W (Elev. 499 ft)
Last Update:
2:19 am EST Nov 10, 2026
Forecast Valid:
5am EST Nov 10, 2026-6pm EST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation