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

24°F

-4°C

Humidity 55%
Wind Speed W 10 mph
Barometer 29.80 in (1011.5 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Jan 11:53 am EST
Extended Forecast for

West Mifflin PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 28. West wind around 10 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. West wind around 6 mph becoming calm in the evening.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 27. Calm wind.

    High: 27 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 30. West wind 5 to 8 mph.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 28. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 13. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 27. Calm wind.
Saturday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 30. West wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly cloudy, with a high near 38.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Cloudy, with a low around 37. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
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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:
11:58 am EST Jan 2, 2026
Forecast Valid:
12pm EST Jan 2, 2026-6pm EST Jan 8, 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