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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 30.07 in (1017.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 29 Jul 2:53 am EDT
Extended Forecast for

Mc Keesport PA

Heat Advisory July 29, 12:00pm until July 29, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 100. Calm wind.

    High: 92 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Areas of fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Light and variable wind. 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

    Areas Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Light north wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 70. Calm wind.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 100. Calm wind.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 71. Calm wind.
Wednesday
A chance of showers and thunderstorms after 2pm. Areas of fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Light north wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Keesport PA
 40.33°N 79.83°W (Elev. 942 ft)
Last Update:
1:03 am EDT Jul 29, 2025
Forecast Valid:
3am EDT Jul 29, 2025-6pm EDT Aug 4, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation