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.

Fog/Mist

45°F

7°C

Humidity 97%
Wind Speed E 5 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 44°F (7°C)
Visibility 3.00 mi
Wind Chill42°F (6°C)
Last update 11 Mar 1:53 am EDT
Extended Forecast for

2 Miles SSE Branchport NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 70. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 11pm. Low around 30. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 36. West wind around 16 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind 5 to 9 mph becoming light after midnight.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Rain likely, possibly mixed with snow showers, becoming all rain after 5pm. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain showers likely before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. Calm wind.
Wednesday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 70. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers, mainly before 11pm. Low around 30. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly cloudy, with a high near 36. West wind around 16 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 25. West wind 5 to 9 mph becoming light after midnight.
Friday
Rain likely, possibly mixed with snow showers, becoming all rain after 5pm. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.
Friday Night
Rain showers likely before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 36.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Sunday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 70%.
Monday
Rain and snow showers likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 27.
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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:
1:33 am EDT Mar 11, 2026
Forecast Valid:
2am EDT Mar 11, 2026-6pm EDT Mar 17, 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