National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

A Few Clouds

57°F

14°C

Humidity 90%
Wind Speed SW 5 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 1 Apr 2:53 am EDT
Extended Forecast for

Penn Yan NY

Flood Watch April 1, 03:01am until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 1, 03:01am until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • Overnight

    Low: 44 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, mainly before 7am. Mostly cloudy, with a temperature falling to around 43 by 5pm. North wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F⇓

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 5am. Mostly cloudy, with a low around 36. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 2pm. Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 51. South wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly before 4am. Mostly cloudy, with a low around 44. West wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly before 7am. Mostly cloudy, with a temperature falling to around 43 by 5pm. North wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly after 5am. Mostly cloudy, with a low around 36. North wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before 2pm. Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 51. South wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.65°N 77.06°W (Elev. 719 ft)
Last Update:
2:31 am EDT Apr 1, 2026
Forecast Valid:
3am EDT Apr 1, 2026-6pm EDT Apr 7, 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