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.

Light Rain Fog/Mist

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 30.14 in (1021.5 mb)
Dewpoint 34°F (1°C)
Visibility 1.25 mi
Last update 5 Mar 9:53 pm EST
Extended Forecast for

2 Miles SE Prattsburg NY

  • Tonight

    Tonight: Rain likely, mainly before 1am. Areas of fog. Otherwise, cloudy, with a low around 37. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain Likely
    and Areas Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 52. South wind 3 to 6 mph.

    High: 52 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 43. South wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely after 1pm. Mostly cloudy, with a high near 64. South wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, mainly before 1am. Areas of fog. Otherwise, cloudy, with a low around 37. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 52. South wind 3 to 6 mph.
Friday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 43. South wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Saturday
Showers likely after 1pm. Mostly cloudy, with a high near 64. South wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 39. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Prattsburg NY
 42.5°N 77.27°W (Elev. 1375 ft)
Last Update:
6:06 pm EST Mar 5, 2026
Forecast Valid:
10pm EST Mar 5, 2026-6pm EDT Mar 12, 2026
 
Forecast Discussion
 
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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