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 Rain

68°F

20°C

Humidity 81%
Wind Speed S 16 G 32 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 27 Jun 8:53 pm EDT
Extended Forecast for

Hammondsport NY

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 68. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly between 10am and 3pm. Partly sunny, with a high near 86. West wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. West wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86. Light west wind.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 93. Chance of precipitation is 40%.

    High: 93 °F

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 68. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, mainly between 10am and 3pm. Partly sunny, with a high near 86. West wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 58. West wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 86. Light west wind.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 64. Calm wind.
Monday
A chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 93. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Tuesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 64. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 59.
Independence Day
Mostly sunny, with a high near 81.
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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:
6:50 pm EDT Jun 27, 2025
Forecast Valid:
8pm EDT Jun 27, 2025-6pm EDT Jul 4, 2025
 
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