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.

A Few Clouds

48°F

9°C

Humidity 46%
Wind Speed NW 13 G 20 mph
Barometer 30.37 in (1028.8 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 11 Apr 2:53 pm EDT
Extended Forecast for

Sylvan Beach NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. Northwest wind around 11 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. North wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 57. South wind 6 to 14 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 52. South wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 48. Northwest wind around 11 mph.
Tonight
Mostly clear, with a low around 29. North wind around 6 mph becoming calm in the evening.
Sunday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 57. South wind 6 to 14 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 52. South wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Tuesday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
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 58. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 69.
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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:
2:30 pm EDT Apr 11, 2026
Forecast Valid:
3pm EDT Apr 11, 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