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

15°F

-9°C

Humidity 77%
Wind Speed E 3 mph
Barometer 30.21 in (1024.6 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 26 Dec 7:53 am EST
Extended Forecast for

Sampson NY

Winter Weather Advisory December 26, 01:00pm until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Snow, mainly after 1pm. The snow could be heavy at times. High near 27. Southeast wind 5 to 13 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around 3 inches.

    High: 27 °F

    Chance Snow
    then Heavy
    Snow

  • Tonight

    Tonight: Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Southeast wind 6 to 14 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.

    Low: 25 °F

    Heavy Snow
    then Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 29. East wind around 6 mph becoming calm in the afternoon.

    High: 29 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. Calm wind becoming south around 6 mph after midnight.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely after 1pm. Mostly cloudy, with a high near 39. South wind 9 to 11 mph. Chance of precipitation is 60%.

    High: 39 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Monday

    Monday: Rain before 5pm, then a chance of rain and snow. High near 42. Breezy. Chance of precipitation is 80%.

    High: 42 °F

    Rain then
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A chance of rain and snow showers before 7pm, then snow showers likely. Cloudy, with a low around 21. Windy. Chance of precipitation is 60%.

    Low: 21 °F

    Windy.
    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Tuesday

    Tuesday: A chance of snow showers. Mostly cloudy, with a high near 26. Windy. Chance of precipitation is 40%.

    High: 26 °F

    Chance Snow
    Showers and
    Windy

Detailed Forecast

Today
Snow, mainly after 1pm. The snow could be heavy at times. High near 27. Southeast wind 5 to 13 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around 3 inches.
Tonight
Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Southeast wind 6 to 14 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.
Saturday
Mostly cloudy, with a high near 29. East wind around 6 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 22. Calm wind becoming south around 6 mph after midnight.
Sunday
Rain likely after 1pm. Mostly cloudy, with a high near 39. South wind 9 to 11 mph. Chance of precipitation is 60%.
Sunday Night
Rain. Low around 39. Chance of precipitation is 90%.
Monday
Rain before 5pm, then a chance of rain and snow. High near 42. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of rain and snow showers before 7pm, then snow showers likely. Cloudy, with a low around 21. Windy. Chance of precipitation is 60%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 26. Windy. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Cloudy, with a low around 24. Breezy. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 40%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 21. 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:
6:21 am EST Dec 26, 2025
Forecast Valid:
8am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation