Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

67°F

19°C

Humidity 81%
Wind Speed S 3 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 May 2:53 am EDT
Extended Forecast for

Mount Oliver PA

  • Overnight

    Overnight: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Southwest wind around 8 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  High near 75. Southwest wind 7 to 11 mph becoming north in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 11pm.  Cloudy, with a low around 50. North wind 8 to 10 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 9am and 10am.  Cloudy through mid morning, then gradual clearing, with a high near 69. Northeast wind around 10 mph.  Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. East wind around 10 mph.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly after 2pm.  High near 65. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers.  Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 8am.  High near 70. Chance of precipitation is 100%.

    High: 70 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 8 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 75. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers, mainly after 11pm. Cloudy, with a low around 50. North wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers between 9am and 10am. Cloudy through mid morning, then gradual clearing, with a high near 69. Northeast wind around 10 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 54. East wind around 10 mph.
Friday
Showers, mainly after 2pm. High near 65. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Showers. Low around 53. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 8am. High near 70. Chance of precipitation is 100%.
Saturday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 60. Chance of precipitation is 80%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.
Memorial Day
Showers likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.41°N 79.99°W (Elev. 1191 ft)
2:21 am EDT May 20, 2026
3am EDT May 20, 2026-6pm EDT May 26, 2026
 
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