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 67%
Wind Speed N 12 mph
Barometer 30.01 in (1017.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 21 Feb 7:53 pm EST
Extended Forecast for

West Mifflin PA

  • Tonight

    Tonight: A chance of rain before 10pm, then snow likely. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Sunday

    Sunday: Snow, mainly before 3pm. High near 37. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow

  • Sunday Night

    Sunday Night: Snow, mainly after 7pm. Low around 28. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 35. Northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Likely

  • Monday Night

    Monday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 17. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.

    High: 45 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

Detailed Forecast

Tonight
A chance of rain before 10pm, then snow likely. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow, mainly before 3pm. High near 37. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, mainly after 7pm. Low around 28. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 35. Northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 17. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Wednesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Thursday
Rain likely. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 30.
Saturday
Mostly 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:
7:16 pm EST Feb 21, 2026
Forecast Valid:
8pm EST Feb 21, 2026-6pm EST Feb 28, 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