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

51°F

11°C

Humidity 86%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 15 Oct 9:53 pm EDT
Extended Forecast for

Branchport NY

  • Tonight

    Tonight: A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 52. South wind 7 to 16 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and thunderstorms before 2pm, then showers likely. High near 71. South wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely then
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 5am. Cloudy, with a low around 35. North wind 13 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain and snow showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 13 to 15 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Southwest wind 3 to 5 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 52. South wind 7 to 16 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 2pm, then showers likely. High near 71. South wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely, mainly after 5am. Cloudy, with a low around 35. North wind 13 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow showers likely, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 13 to 15 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 32. Southwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 61.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
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 15, 2026
Forecast Valid:
10pm EDT Oct 15, 2026-6pm EDT Oct 22, 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