Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

29°F

-2°C

Humidity 85%
Wind Speed SE 6 mph
Barometer 30.31 in (1027.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 21 Apr 5:53 am EDT
Extended Forecast for

West Mifflin PA

Freeze Warning April 21, 06:34am until April 21, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 21, 06:34am until April 21, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Today

    High: 66 °F

    Sunny

  • Tonight

    Tonight: A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am.  Mostly cloudy, with a low around 53. South wind around 8 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 69. Southwest wind around 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 49. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 66. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 53. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 69. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 47.
Monday
A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
West Mifflin PA
 40.34°N 79.91°W (Elev. 1086 ft)
3:31 am EDT Apr 21, 2026
6am EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
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Additional Resources

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