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.

A Few Clouds

53°F

12°C

Humidity 43%
Wind Speed SE 13 G 21 mph
Barometer 30.05 in (1018.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 8 Jan 8:53 pm EST
Extended Forecast for

Mount Oliver PA

  • Tonight

    Tonight: A slight chance of rain between 10pm and 11pm. Partly cloudy, with a low around 49. South wind 7 to 10 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Rain. High near 62. South wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain, mainly before 1am. Mostly cloudy, with a low around 40. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Rain. High near 53. Light and variable wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Saturday Night

    Saturday Night: Rain showers likely before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 32. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 70%.

    High: 36 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow
    Showers

  • Monday

    Monday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain between 10pm and 11pm. Partly cloudy, with a low around 49. South wind 7 to 10 mph. Chance of precipitation is 20%.
Friday
Rain. High near 62. South wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain, mainly before 1am. Mostly cloudy, with a low around 40. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 53. Light and variable wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 32. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Showers likely. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.41°N 80.02°W (Elev. 994 ft)
Last Update:
8:54 pm EST Jan 8, 2026
Forecast Valid:
9pm EST Jan 8, 2026-6pm EST Jan 15, 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