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.

Overcast

37°F

3°C

Humidity 73%
Wind Speed NW 14 G 23 mph
Barometer 30.10 in (1020.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 23 Mar 12:53 pm EDT
Extended Forecast for

West Mifflin PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 45. Northwest wind around 16 mph, with gusts as high as 26 mph.

    High: 45 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Tuesday

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

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 33. Calm wind.

    Low: 33 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 8pm. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Friday

    Friday: A chance of rain before 2pm. Partly sunny, with a high near 48. Chance of precipitation is 40%.

    High: 48 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 45. Northwest wind around 16 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 6 to 14 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 50. Light and variable wind.
Tuesday Night
Increasing clouds, with a low around 33. Calm wind.
Wednesday
Mostly cloudy, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
Thursday Night
Rain, mainly after 8pm. Low around 40. Chance of precipitation is 90%.
Friday
A chance of rain before 2pm. Partly sunny, with a high near 48. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Mifflin PA
 40.34°N 79.91°W (Elev. 1086 ft)
Last Update:
11:26 am EDT Mar 23, 2026
Forecast Valid:
1pm EDT Mar 23, 2026-6pm EDT Mar 29, 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