National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Mostly Cloudy

60°F

16°C

Humidity 93%
Wind Speed S 9 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Mar 6:53 am EDT
Extended Forecast for

West Mifflin PA

  • Today

    Today: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 75. Southwest wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Showers then
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 33. Southwest wind 16 to 18 mph becoming northwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 44. Northwest wind around 16 mph, with gusts as high as 26 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. West wind 5 to 7 mph becoming south after midnight.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 55. Breezy, with a south wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66. Breezy.

    High: 66 °F

    Cloudy then
    Mostly Cloudy
    and Breezy

Detailed Forecast

Today
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 75. Southwest wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 33. Southwest wind 16 to 18 mph becoming northwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Partly sunny, with a high near 44. Northwest wind around 16 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 31. West wind 5 to 7 mph becoming south after midnight.
Friday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 55. Breezy, with a south wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 66. Breezy.
Sunday Night
Rain, mainly after 2am. Low around 36. Chance of precipitation is 90%.
Monday
Rain and snow. High near 46. Breezy. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 32.
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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:
4:07 am EDT Mar 11, 2026
Forecast Valid:
7am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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