National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

46°F

8°C

Humidity 66%
Wind Speed Vrbl 6 mph
Barometer 29.87 in (1011.9 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 30 Apr 6:53 pm EDT
Extended Forecast for

2 Miles SSE Branchport NY

Frost Advisory April 30, 11:00pm until May 1, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy
    then Areas
    Frost

  • Friday

    Friday: A chance of showers, mainly after 2pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Areas Frost
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 8pm. Areas of frost after 3am. Otherwise, mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 2pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 52. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 52 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 33. Light west wind.

    Low: 33 °F

    Mostly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 40%.

    High: 63 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Friday
A chance of showers, mainly after 2pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers, mainly before 8pm. Areas of frost after 3am. Otherwise, mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers after 2pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 52. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 33. Light west wind.
Sunday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 40%.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Tuesday
A chance of showers after 8am. Partly sunny, with a high near 69. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Wednesday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
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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:
6:48 pm EDT Apr 30, 2026
Forecast Valid:
7pm EDT Apr 30, 2026-6pm EDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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