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

39°F

4°C

Humidity 86%
Wind Speed Calm
Barometer 30.18 in (1023.6 mb)
Dewpoint 35°F (2°C)
Visibility 7.00 mi
Last update 19 Nov 1:53 pm EST
Extended Forecast for

Swissvale PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of fog after 4am. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy
    then Areas
    Fog

  • Thursday

    Thursday: Mostly cloudy, with a high near 51. Light and variable wind.

    High: 51 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 30%.

    Low: 41 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 1pm. Cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Saturday Night

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

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. Calm wind.
Tonight
Areas of fog after 4am. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Thursday
Mostly cloudy, with a high near 51. Light and variable wind.
Thursday Night
A chance of rain after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 30%.
Friday
Rain likely, mainly after 1pm. Cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, mainly before 1am. Cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swissvale PA
 40.43°N 79.9°W (Elev. 899 ft)
Last Update:
12:13 pm EST Nov 19, 2025
Forecast Valid:
2pm EST Nov 19, 2025-6pm EST Nov 25, 2025
 
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