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

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Light Rain Fog/Mist

44°F

7°C

Humidity 89%
Wind Speed Vrbl 3 mph
Barometer 29.91 in (1013.7 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Last update 14 May 9:53 am EDT
Extended Forecast for

McKeesport PA

  • Today

    Today: Rain likely before noon, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 57. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 57 °F

    Rain Likely
    then Mostly
    Cloudy

  • Tonight

    Tonight: A chance of showers or sprinkles before 7pm, then a chance of sprinkles between 7pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 71. Northwest wind 5 to 7 mph.

    High: 71 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind 6 to 14 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

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

    High: 92 °F

    Hot

Detailed Forecast

Today
Rain likely before noon, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 57. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tonight
A chance of showers or sprinkles before 7pm, then a chance of sprinkles between 7pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.
Friday
Increasing clouds, with a high near 71. Northwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 50. Light and variable wind.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind 6 to 14 mph. Chance of precipitation is 40%. 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 before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 85. Chance of precipitation is 80%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Monday
Sunny and hot, with a high near 92.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Mostly sunny and hot, with a high near 90.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
McKeesport PA
 40.36°N 79.85°W (Elev. 801 ft)
Last Update:
7:01 am EDT May 14, 2026
Forecast Valid:
10am EDT May 14, 2026-6pm EDT May 20, 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