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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Light Rain Fog/Mist

47°F

8°C

Humidity 86%
Wind Speed W 8 G 17 mph
Barometer 29.87 in (1012.5 mb)
Dewpoint 43°F (6°C)
Visibility 3.00 mi
Wind Chill43°F (6°C)
Last update 1 May 4:53 pm EDT
Extended Forecast for

West Mifflin PA

Frost Advisory May 2, 12:00am until May 2, 08:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. West wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy frost after 4am. Low around 34. Northwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers then
    Patchy Frost

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 54. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 54 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Northwest wind 3 to 8 mph.

    Low: 33 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 59. West wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. West wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy frost after 4am. Low around 34. Northwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 54. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Northwest wind 3 to 8 mph.
Sunday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 59. West wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 70.
Monday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Tuesday Night
Showers, mainly after 2am. Low around 54. Chance of precipitation is 80%.
Wednesday
Showers. High near 66. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 60.
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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:
2:21 pm EDT May 1, 2026
Forecast Valid:
5pm EDT May 1, 2026-6pm EDT May 8, 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