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

53°F

12°C

Humidity 80%
Wind Speed SW 10 mph
Barometer 29.70 in (1006.3 mb)
Dewpoint 47°F (8°C)
Visibility 8.00 mi
Wind Chill50°F (10°C)
Last update 18 Feb 11:53 am EST
Extended Forecast for

West Mifflin PA

  • This Afternoon

    This Afternoon: A chance of rain, mainly before 5pm. Mostly cloudy, with a high near 56. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly before 8pm. Increasing clouds, with a low around 46. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 3pm. Mostly cloudy, with a high near 59. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 45. Southeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: A chance of rain and thunderstorms. Partly sunny, with a high near 60. Southeast wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain. Partly cloudy, with a low around 36. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Snow Likely

Detailed Forecast

This Afternoon
A chance of rain, mainly before 5pm. Mostly cloudy, with a high near 56. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain, mainly before 8pm. Increasing clouds, with a low around 46. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 3pm. Mostly cloudy, with a high near 59. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 45. Southeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of rain and thunderstorms. Partly sunny, with a high near 60. Southeast wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 36. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
Snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 35.
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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:
11:52 am EST Feb 18, 2026
Forecast Valid:
12pm EST Feb 18, 2026-6pm EST Feb 24, 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