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

57°F

14°C

Humidity 74%
Wind Speed NW 8 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Oct 8:53 pm EDT
Extended Forecast for

Branchport NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. North wind 6 to 8 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 59. North wind around 6 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 51. Light and variable wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 71. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Friday Night

    Friday Night: Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 36. Northwest wind around 17 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. North wind 6 to 8 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 59. North wind around 6 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 51. Light and variable wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 71. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 36. Northwest wind around 17 mph. Chance of precipitation is 70%.
Saturday
A chance of rain and snow showers before 8am. Mostly sunny, with a high near 45. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Branchport NY
 42.6°N 77.16°W (Elev. 945 ft)
Last Update:
2:30 pm EDT Oct 14, 2026
Forecast Valid:
9pm EDT Oct 14, 2026-6pm EDT Oct 21, 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