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.

Fair

78°F

26°C

Humidity 60%
Wind Speed SW 5 mph
Barometer 30.11 in (1018.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 Jun 10:53 am EDT
Extended Forecast for

Valois NY

Heat Advisory June 22, 12:00pm until June 25, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 85. Southwest wind 5 to 7 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 9 to 14 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Heat index values as high as 99. West wind around 11 mph, with gusts as high as 21 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Southwest wind around 6 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. West wind around 7 mph.

    High: 94 °F

    Hot

  • Monday Night

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

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 85. Southwest wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 74. South wind 9 to 14 mph.
Sunday
Mostly sunny, with a high near 91. Heat index values as high as 99. West wind around 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 74. Southwest wind around 6 mph.
Monday
Sunny and hot, with a high near 94. West wind around 7 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Valois NY
 42.55°N 76.87°W (Elev. 764 ft)
Last Update:
9:50 am EDT Jun 21, 2025
Forecast Valid:
11am EDT Jun 21, 2025-6pm EDT Jun 27, 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