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.

Light Snow Freezing Fog

7°F

-14°C

Humidity 84%
Wind Speed E 3 mph
Barometer 30.37 in (1030.9 mb)
Dewpoint 3°F (-16°C)
Visibility 0.50 mi
Last update 25 Jan 7:53 am EST
Extended Forecast for

Sampson NY

Winter Storm Warning January 25, 08:08am until January 26, 07:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 08:08am until January 26, 07:00pm

    NOW until 7:00pm Mon

    Winter Storm Warning

  • Today

    High: 15 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before 3am. The snow could be heavy at times. Low around 12. East wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of around 7 inches.

    Low: 12 °F

    Heavy Snow

  • Monday

    Monday: A chance of snow, mainly after 7am. Mostly cloudy, with a high near 21. Northwest wind 6 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 8. Wind chill values as low as -6. West wind around 14 mph. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 15. Southwest wind around 11 mph. Chance of precipitation is 20%.

    High: 15 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. The snow could be heavy at times. High near 15. Wind chill values as low as -3. Southeast wind around 10 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around 8 inches.
Tonight
Snow, mainly before 3am. The snow could be heavy at times. Low around 12. East wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of around 7 inches.
Monday
A chance of snow, mainly after 7am. Mostly cloudy, with a high near 21. Northwest wind 6 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Monday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 8. Wind chill values as low as -6. West wind around 14 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 15. Southwest wind around 11 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 18.
Wednesday Night
Mostly cloudy, with a low around 6.
Thursday
Mostly cloudy, with a high near 15.
Thursday Night
Mostly cloudy, with a low around 5.
Friday
Mostly cloudy, with a high near 16.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
Mostly cloudy, with a high near 19.
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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:
4:57 am EST Jan 25, 2026
Forecast Valid:
8am EST Jan 25, 2026-6pm EST Jan 31, 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