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.

Overcast

69°F

21°C

Humidity 70%
Wind Speed SW 5 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Jun 5:53 pm EDT
Extended Forecast for

Upper St. Clair PA

  • Tonight

    Tonight: A chance of showers between 9pm and 11pm. Cloudy, with a low around 59. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 65. Southeast wind around 6 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers between 9pm and 11pm. Cloudy, with a low around 59. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph.
Monday Night
Partly cloudy, with a low around 61. Calm wind.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 65. Southeast wind around 6 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 64. Chance of precipitation is 80%.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers after 8am. Mostly sunny, with a high near 71. Chance of precipitation is 40%.
Friday Night
A chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Upper St. Clair PA
 40.31°N 80.09°W (Elev. 1099 ft)
Last Update:
5:50 pm EDT Jun 2, 2024
Forecast Valid:
6pm EDT Jun 2, 2024-6pm EDT Jun 9, 2024
 
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