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

Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Hazardous Weather Conditions

Current conditions at

State College Regional Airport (KUNV)

Lat: 40.85°NLon: 77.85°WElev: 1231ft.

Fair

93°F

34°C

Humidity 47%
Wind Speed W 12 G 21 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 2 Jul 4:53 pm EDT
Extended Forecast for

Clarence PA

Heat Advisory July 2, 05:41pm until July 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 05:41pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 102. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 71. Light west wind. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 73. West wind around 6 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 102. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 71. Light west wind. Chance of precipitation is 20%.
Independence Day
A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clarence PA
 41.08°N 77.87°W (Elev. 1398 ft)
Last Update:
3:29 pm EDT Jul 2, 2026
Forecast Valid:
5pm EDT Jul 2, 2026-6pm EDT Jul 9, 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