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.

Fog/Mist

68°F

20°C

Humidity 93%
Wind Speed SW 7 mph
Barometer 29.93 in (1013.1 mb)
Dewpoint 66°F (19°C)
Visibility 6.00 mi
Last update 12 Aug 11:53 pm EDT
Extended Forecast for

Duquesne PA

  • Overnight

    Overnight: Isolated showers before 2am. Mostly cloudy, with a low around 68. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 63. Light northeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

Detailed Forecast

Overnight
Isolated showers before 2am. Mostly cloudy, with a low around 68. Southwest wind around 5 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 63. Light northeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 63.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duquesne PA
 40.36°N 79.88°W (Elev. 997 ft)
Last Update:
8:51 pm EDT Aug 12, 2026
Forecast Valid:
12am EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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