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

10°F

-12°C

Humidity 63%
Wind Speed SW 13 mph
Barometer 29.97 in (1016.8 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 29 Jan 12:53 am EST
Extended Forecast for

Sampson NY

Cold Weather Advisory January 29, 07:00pm until January 30, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 8. Wind chill values as low as -4. Southwest wind around 10 mph.

    Low: 8 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers, mainly after 1pm. Partly sunny, with a high near 17. Wind chill values as low as -6. Southwest wind 10 to 14 mph becoming west in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 17 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 2. Wind chill values as low as -12. West wind around 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Chance Snow
    Showers

  • Friday

    Friday: A slight chance of snow showers before 1pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -14. West wind 10 to 13 mph. Chance of precipitation is 20%.

    High: 10 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 3. West wind 7 to 10 mph.

    Low: 3 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 8. Wind chill values as low as -4. Southwest wind around 10 mph.
Thursday
A chance of snow showers, mainly after 1pm. Partly sunny, with a high near 17. Wind chill values as low as -6. Southwest wind 10 to 14 mph becoming west in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 2. Wind chill values as low as -12. West wind around 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of snow showers before 1pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -14. West wind 10 to 13 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 3. West wind 7 to 10 mph.
Saturday
Mostly cloudy, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 4.
Sunday
Mostly cloudy, with a high near 15.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Mostly cloudy, with a high near 25.
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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:
12:59 am EST Jan 29, 2026
Forecast Valid:
1am EST Jan 29, 2026-6pm EST Feb 4, 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