National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Mostly Cloudy

70°F

21°C

Humidity 87%
Wind Speed NE 5 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Jun 10:53 pm EDT
Extended Forecast for

Monongahela PA

  • Tonight

    Tonight: Showers likely, mainly after 3am. Mostly cloudy, with a low around 66. Light southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 81. Southwest wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Southwest wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers, with thunderstorms also possible after 11am. High near 81. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Showers likely, mainly after 3am. Mostly cloudy, with a low around 66. Light southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 81. Southwest wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Southwest wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers, with thunderstorms also possible after 11am. High near 81. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 83.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 61.
Saturday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny and hot, with a high near 92.
Sunday Night
Mostly clear, with a low around 71.
Monday
Mostly sunny and hot, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monongahela PA
 40.21°N 79.93°W (Elev. 801 ft)
Last Update:
10:06 pm EDT Jun 16, 2025
Forecast Valid:
11pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025
 
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