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.

Fog/Mist

42°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in (1018.6 mb)
Dewpoint 42°F (6°C)
Visibility 0.75 mi
Last update 21 Nov 8:53 am EST
Extended Forecast for

Mc Keesport PA

  • Today

    Today: A slight chance of rain between 1pm and 2pm, then a slight chance of showers after 2pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 52. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 52 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 40. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 50. North wind 5 to 7 mph.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. West wind 6 to 10 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Rain

Detailed Forecast

Today
A slight chance of rain between 1pm and 2pm, then a slight chance of showers after 2pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 52. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tonight
Rain, mainly before 3am. Low around 40. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 50. North wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 29. Calm wind.
Sunday
Mostly sunny, with a high near 53. West wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 56.
Monday Night
A chance of rain after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
Rain. High near 59. Chance of precipitation is 80%.
Tuesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Wednesday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thanksgiving Day
Partly sunny, with a high near 43.
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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:
5:11 am EST Nov 21, 2025
Forecast Valid:
9am EST Nov 21, 2025-6pm EST Nov 27, 2025
 
Forecast Discussion
 
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Additional Resources

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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