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.

Fair

61°F

16°C

Humidity 78%
Wind Speed W 14 G 22 mph
Barometer 29.85 in (1010.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 1 Apr 12:53 am EDT
Extended Forecast for

Sampson NY

Flood Watch April 1, 01:26am until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 1, 01:26am until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • Overnight

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 7am. Mostly cloudy, with a high near 45. Northwest wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 5am. Mostly cloudy, with a low around 37. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 56. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °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 52. Breezy, with a south wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

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

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Mostly cloudy, with a low around 43. West wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers before 7am. Mostly cloudy, with a high near 45. Northwest wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly after 5am. Mostly cloudy, with a low around 37. North wind around 6 mph becoming calm after midnight. 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 56. Light and variable wind becoming southeast 5 to 10 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 52. Breezy, with a south wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 40%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. 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. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
Last Update:
12:35 am EDT Apr 1, 2026
Forecast Valid:
1am 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