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

9°F

-13°C

Humidity 66%
Wind Speed SW 9 mph
Barometer 30.17 in (1023.9 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 30 Jan 9:53 pm EST
Extended Forecast for

Hammondsport NY

Cold Weather Advisory January 30, 10:06pm until February 1, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 30, 10:06pm until February 1, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • Tonight

    Low: -2 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 16. Wind chill values as low as -10. Northwest wind 3 to 6 mph.

    High: 16 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 4. Wind chill values as low as -6. North wind around 6 mph.

    Low: 4 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 19. Wind chill values as low as -8. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 19 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. Northwest wind around 7 mph.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around -2. Wind chill values as low as -10. West wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 16. Wind chill values as low as -10. Northwest wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 4. Wind chill values as low as -6. North wind around 6 mph.
Sunday
Partly sunny, with a high near 19. Wind chill values as low as -8. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 7. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 24.
Wednesday Night
Mostly cloudy, with a low around 6.
Thursday
Partly sunny, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
9:37 pm EST Jan 30, 2026
Forecast Valid:
10pm EST Jan 30, 2026-6pm EST Feb 6, 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