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

47°F

8°C

Humidity 93%
Wind Speed NW 9 G 23 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Wind Chill43°F (6°C)
Last update 1 Apr 5:53 am EDT
Extended Forecast for

Sylvan Beach NY

Flood Watch April 1, 06:10am until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 1, 06:10am until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • Today

    High: 48 °F⇓

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 2am. Mostly cloudy, with a low around 35. Northeast wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 57. Light east wind becoming south 6 to 11 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 49. South wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers after 3pm. Mostly cloudy, with a temperature falling to around 43 by 4pm. North wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly after 2am. Mostly cloudy, with a low around 35. Northeast wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 57. Light east wind becoming south 6 to 11 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 49. South wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 42. 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:
4:59 am EDT Apr 1, 2026
Forecast Valid:
6am EDT Apr 1, 2026-6pm EDT Apr 7, 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