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.

Mostly Cloudy

76°F

24°C

Humidity 36%
Wind Speed SW 9 mph
Barometer 29.91 in (1012.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Nov 3:53 pm EST
Extended Forecast for

Mount Oliver PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 79. South wind around 7 mph.

    High: 79 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm. Cloudy, with a low around 61. South wind 10 to 14 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Southwest wind 9 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Southwest wind around 7 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 62. Southwest wind 6 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 62 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A chance of rain after 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 79. South wind around 7 mph.
Tonight
Rain likely and possibly a thunderstorm. Cloudy, with a low around 61. South wind 10 to 14 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of rain, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Southwest wind 9 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 49. Southwest wind around 7 mph.
Friday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 62. Southwest wind 6 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 20%.
Saturday
A chance of rain after 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.41°N 79.99°W (Elev. 1191 ft)
Last Update:
3:21 pm EST Nov 4, 2026
Forecast Valid:
4pm EST Nov 4, 2026-6pm EST Nov 10, 2026
 
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Additional Resources

Radar & Satellite Image

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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