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

40°F

4°C

Humidity 77%
Wind Speed SW 9 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 33°F (1°C)
Visibility 7.00 mi
Wind Chill34°F (1°C)
Last update 17 Feb 1:53 am EST
Extended Forecast for

Hammondsport NY

  • Overnight

    Overnight: A slight chance of showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Southwest wind around 5 mph becoming calm in the afternoon.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 33. Calm wind.

    Low: 33 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 44. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 31. Northwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. High near 45. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Overnight
A slight chance of showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 48. Southwest wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Increasing clouds, with a low around 33. Calm wind.
Wednesday
Rain. High near 44. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 31. Northwest wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 45.
Thursday Night
A chance of rain after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Friday
Rain. High near 45. Chance of precipitation is 80%.
Friday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 30.
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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:
12:02 am EST Feb 17, 2026
Forecast Valid:
1am EST Feb 17, 2026-6pm EST Feb 23, 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