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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Mostly Cloudy

76°F

24°C

Humidity 58%
Wind Speed S 15 G 22 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 Jun 1:53 pm EDT
Extended Forecast for

Mount Oliver PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. Southwest wind 11 to 13 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Some of the storms could be severe. Low around 63. Southwest wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Severe
    Thunderstorms

  • Friday

    Friday: Mostly cloudy, with a high near 80. West wind 5 to 7 mph.

    High: 80 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 64. West wind around 6 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 78. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. Southwest wind 11 to 13 mph.
Tonight
Showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Some of the storms could be severe. Low around 63. Southwest wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 80. West wind 5 to 7 mph.
Friday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 64. West wind around 6 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm. High near 78. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny and hot, with a high near 90.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny and hot, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny and hot, with a high near 96.
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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:
12:41 pm EDT Jun 25, 2026
Forecast Valid:
1pm EDT Jun 25, 2026-6pm EDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation