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.

Fog/Mist

34°F

1°C

Humidity 97%
Wind Speed NW 9 mph
Barometer 29.84 in (1011.1 mb)
Dewpoint 33°F (1°C)
Visibility 3.00 mi
Wind Chill27°F (-3°C)
Last update 21 Mar 1:53 am EDT
Extended Forecast for

Sampson NY

  • Overnight

    Overnight: Areas of fog. Otherwise, cloudy, with a low around 34. Northwest wind around 6 mph.

    Low: 34 °F

    Areas Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 43. North wind 3 to 6 mph.

    High: 43 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before 1am, then a slight chance of rain after 2am. Cloudy, with a low around 38. Light and variable wind becoming south 5 to 10 mph in the evening. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Rain likely after 8am. Mostly cloudy, with a high near 56. South wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a chance of snow showers. Cloudy, with a low around 30. North wind around 10 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Areas of fog. Otherwise, cloudy, with a low around 34. Northwest wind around 6 mph.
Saturday
Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 43. North wind 3 to 6 mph.
Saturday Night
A slight chance of rain before 1am, then a slight chance of rain after 2am. Cloudy, with a low around 38. Light and variable wind becoming south 5 to 10 mph in the evening. Chance of precipitation is 20%.
Sunday
Rain likely after 8am. Mostly cloudy, with a high near 56. South wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of rain showers before 11pm, then a chance of snow showers. Cloudy, with a low around 30. North wind around 10 mph. Chance of precipitation is 40%.
Monday
A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A chance of showers. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 37. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
Last Update:
12:50 am EDT Mar 21, 2026
Forecast Valid:
2am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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