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.

Partly Cloudy

72°F

22°C

Humidity 79%
Wind Speed SW 8 mph
Barometer 30.08 in (1017.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 30 Jun 6:53 am EDT
Extended Forecast for

Parr Harbor NY

Extreme Heat Watch July 1, 11:00am until July 3, 08:00pm
Heat Advisory June 30, 12:00pm until June 30, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • Today

    Today: A chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly cloudy and hot, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 74. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 8 mph. Chance of precipitation is 20%.

    High: 95 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind 3 to 6 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. West wind 5 to 9 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly cloudy and hot, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 74. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 8 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind 3 to 6 mph.
Thursday
Sunny and hot, with a high near 95. West wind 5 to 9 mph.
Thursday Night
Mostly clear, with a low around 74.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Independence Day
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 86.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Parr Harbor NY
 42.92°N 76.87°W (Elev. 499 ft)
Last Update:
6:11 am EDT Jun 30, 2026
Forecast Valid:
6am EDT Jun 30, 2026-6pm EDT Jul 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