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.

Fog/Mist

38°F

3°C

Humidity 97%
Wind Speed NW 18 G 32 mph
Barometer 29.84 in (1011.3 mb)
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Wind Chill28°F (-2°C)
Last update 23 Mar 6:53 am EDT
Extended Forecast for

West Mifflin PA

  • Today

    Today: A slight chance of showers before 1pm, then a slight chance of showers after 3pm. Mostly cloudy, with a high near 45. Northwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 5 to 14 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 8pm. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain then
    Chance Rain

Detailed Forecast

Today
A slight chance of showers before 1pm, then a slight chance of showers after 3pm. Mostly cloudy, with a high near 45. Northwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 5 to 14 mph.
Tuesday
Mostly sunny, with a high near 50. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 32. Calm wind.
Wednesday
Partly sunny, with a high near 63. Light south wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Thursday Night
Rain, mainly after 8pm. Low around 41. Chance of precipitation is 90%.
Friday
Rain, mainly before 8am. High near 49. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Mifflin PA
 40.34°N 79.91°W (Elev. 1086 ft)
Last Update:
4:17 am EDT Mar 23, 2026
Forecast Valid:
6am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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