National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Overcast

36°F

2°C

Humidity 73%
Wind Speed S 7 mph
Barometer 30.42 in (1030.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 12 Apr 7:53 am EDT
Extended Forecast for

Hammondsport NY

  • Today

    Today: A chance of showers, mainly between 2pm and 5pm. Partly sunny, with a high near 63. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    High: 63 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 55. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 59. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 79. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers, mainly between 2pm and 5pm. Partly sunny, with a high near 63. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 55. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 59. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 79. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
6:25 am EDT Apr 12, 2026
Forecast Valid:
8am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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