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

63°F

17°C

Humidity 54%
Wind Speed S 9 G 24 mph
Barometer 29.74 in (1007.5 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 May 7:53 pm EDT
Extended Forecast for

Mount Oliver PA

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then scattered showers. Increasing clouds, with a low around 52. Southwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely

  • Sunday

    Sunday: Isolated showers between 9am and 3pm. Partly sunny, with a high near 65. Northwest wind around 7 mph. Chance of precipitation is 20%.

    High: 65 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 44. North wind 5 to 8 mph becoming calm after midnight.

    Low: 44 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 60. Northwest wind 5 to 13 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Northwest wind 6 to 11 mph becoming light north after midnight.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 68. Chance of precipitation is 100%.

    High: 68 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then scattered showers. Increasing clouds, with a low around 52. Southwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Isolated showers between 9am and 3pm. Partly sunny, with a high near 65. Northwest wind around 7 mph. Chance of precipitation is 20%.
Sunday Night
Increasing clouds, with a low around 44. North wind 5 to 8 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 60. Northwest wind 5 to 13 mph.
Monday Night
Mostly clear, with a low around 37. Northwest wind 6 to 11 mph becoming light north after midnight.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 68. Chance of precipitation is 100%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 48. Chance of precipitation is 80%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 79.
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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:
6:31 pm EDT May 9, 2026
Forecast Valid:
8pm EDT May 9, 2026-6pm EDT May 16, 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