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

36°F

2°C

Humidity 64%
Wind Speed W 7 mph
Barometer 30.01 in (1018.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Dec 1:53 pm EST
Extended Forecast for

West Mifflin PA

  • This Afternoon

    This Afternoon: A slight chance of snow after 4pm. Mostly cloudy, with a high near 36. West wind around 7 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 18. Northwest wind 5 to 8 mph becoming north after midnight.

    Low: 18 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 26. Northeast wind 6 to 8 mph.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Northeast wind around 6 mph becoming south after midnight.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after 1pm. Mostly cloudy, with a high near 35. South wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 35 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Cloudy then
    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow before 1am, then a chance of snow. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.

    High: 31 °F

    Chance Snow

Detailed Forecast

This Afternoon
A slight chance of snow after 4pm. Mostly cloudy, with a high near 36. West wind around 7 mph. Chance of precipitation is 20%.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 18. Northwest wind 5 to 8 mph becoming north after midnight.
Monday
Mostly sunny, with a high near 26. Northeast wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 16. Northeast wind around 6 mph becoming south after midnight.
Tuesday
A slight chance of rain and snow after 1pm. Mostly cloudy, with a high near 35. South wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 42. Chance of precipitation is 90%.
Wednesday Night
Rain and snow before 1am, then a chance of snow. Low around 27. Chance of precipitation is 80%.
Thursday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
Thursday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Friday
A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 50%.
Friday Night
Snow likely. Mostly cloudy, with a low around 15. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 21. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Mifflin PA
 40.36°N 79.91°W (Elev. 1017 ft)
Last Update:
1:23 pm EST Dec 7, 2025
Forecast Valid:
2pm EST Dec 7, 2025-6pm EST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation