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.

Overcast

36°F

2°C

Humidity 93%
Wind Speed S 6 mph
Barometer 30.08 in (1019.5 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 8 Jan 3:53 am EST
Extended Forecast for

2 Miles SSE Branchport NY

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 43. Calm wind becoming south around 5 mph in the afternoon.

    High: 43 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. South wind 6 to 14 mph, with gusts as high as 29 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 50. South wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 41. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 41 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: A chance of rain before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 43. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 36. South wind 6 to 14 mph, with gusts as high as 29 mph.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 50. South wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 41. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
A chance of rain before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 39.
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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:
3:32 am EST Jan 8, 2026
Forecast Valid:
4am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
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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