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

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

77°F

25°C

Humidity 88%
Wind Speed W 6 mph
Barometer 30.11 in (1018.8 mb)
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Heat Index78°F (26°C)
Last update 2 Jul 4:53 am EDT
Extended Forecast for

Library PA

Extreme Heat Warning July 2, 05:46am until July 3, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 05:46am until July 3, 10:00pm

    NOW until 10:00pm Fri

    Extreme Heat Warning

  • Today

    High: 94 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. West wind around 6 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. West wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 93. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

Detailed Forecast

Today
Sunny and hot, with a high near 94. Heat index values as high as 101. Calm wind becoming west 5 to 8 mph in the morning.
Tonight
Mostly clear, with a low around 76. West wind around 6 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. West wind 3 to 6 mph. Chance of precipitation is 20%.
Independence Day
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 93. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Library PA
 40.28°N 80.01°W (Elev. 1201 ft)
Last Update:
2:21 am EDT Jul 2, 2026
Forecast Valid:
5am EDT Jul 2, 2026-6pm EDT Jul 8, 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