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

44°F

7°C

Humidity 96%
Wind Speed NE 6 mph
Barometer 30.12 in (1020.2 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Wind Chill41°F (5°C)
Last update 10 Apr 6:53 pm EDT
Extended Forecast for

Sylvan Beach NY

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and midnight. Low around 34. Northwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind around 10 mph.

    High: 49 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. North wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly cloudy, with a high near 56. South wind 6 to 11 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 50. South wind around 15 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly after 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and midnight. Low around 34. Northwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind around 10 mph.
Saturday Night
Mostly clear, with a low around 31. North wind around 6 mph becoming calm in the evening.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 56. South wind 6 to 11 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 50. South wind around 15 mph. Chance of precipitation is 30%.
Monday
A chance of showers, mainly after 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sylvan Beach NY
 42.46°N 77.1°W (Elev. 1165 ft)
Last Update:
6:55 pm EDT Apr 10, 2026
Forecast Valid:
7pm EDT Apr 10, 2026-6pm EDT Apr 17, 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