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.

Partly Cloudy

48°F

9°C

Humidity 42%
Wind Speed W 12 G 25 mph
Barometer 29.96 in (1015.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 27 Feb 1:53 pm EST
Extended Forecast for

2 Miles SSE Branchport NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 47. Southwest wind around 6 mph.

    High: 47 °F

    Sunny

  • 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.

    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

Detailed Forecast

This Afternoon
Sunny, with a high near 47. Southwest wind around 6 mph.
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.
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%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Branchport NY
 42.57°N 77.14°W (Elev. 755 ft)
Last Update:
1:30 pm EST Feb 27, 2026
Forecast Valid:
2pm EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation