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.

Fair

77°F

25°C

Humidity 36%
Wind Speed S 9 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Nov 1:53 pm EST
Extended Forecast for

Mount Oliver PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 80. South wind around 10 mph, with gusts as high as 21 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm, then rain after 3am. Low around 61. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Rain

  • Thursday

    Thursday: A chance of rain, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Southwest wind 8 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 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain. Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight 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 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 80. South wind around 10 mph, with gusts as high as 21 mph.
Tonight
Rain likely and possibly a thunderstorm, then rain after 3am. Low around 61. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. 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 8 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 3 to 6 mph.
Friday
A slight chance of rain. Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
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 56.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.41°N 79.96°W (Elev. 1017 ft)
Last Update:
2:21 pm EST Nov 4, 2026
Forecast Valid:
2pm EST Nov 4, 2026-6pm EST Nov 10, 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