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

36°F

2°C

Humidity 67%
Wind Speed Calm
Barometer 29.96 in (1015.8 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 27 Feb 6:53 pm EST
Extended Forecast for

2 Miles SSE Branchport NY

  • Tonight

    Tonight: Increasing clouds, with a low around 35. South wind 6 to 13 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 48. South wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Increasing clouds, with a low around 21. North wind 3 to 5 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 26. Northwest wind 6 to 10 mph.

    High: 26 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. Northwest wind 3 to 6 mph.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 35. South wind 6 to 13 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny, with a high near 48. South wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
A chance of snow after 1am. Increasing clouds, with a low around 21. North wind 3 to 5 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Sunday
Mostly cloudy, with a high near 26. Northwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 9. Northwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Branchport NY
 42.57°N 77.14°W (Elev. 755 ft)
Last Update:
6:14 pm EST Feb 27, 2026
Forecast Valid:
7pm EST Feb 27, 2026-6pm EST Mar 6, 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