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

59°F

15°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.05 in (1017.8 mb)
Dewpoint 58°F (14°C)
Visibility 3.00 mi
Last update 17 May 5:53 am EDT
Extended Forecast for

Pittsburgh PA

  • Today

    Today: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Light and variable wind.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 92. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. Southwest wind 5 to 7 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Southwest wind 7 to 16 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 81. Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 65. Light and variable wind.
Monday
Sunny and hot, with a high near 92. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 70. Southwest wind 5 to 7 mph.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Southwest wind 7 to 16 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 81. Chance of precipitation is 90%.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Pittsburgh PA
 40.44°N 80.01°W (Elev. 850 ft)
Last Update:
2:21 am EDT May 17, 2026
Forecast Valid:
6am EDT May 17, 2026-6pm EDT May 23, 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