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.

Fair

66°F

19°C

Humidity 68%
Wind Speed SE 5 mph
Barometer 30.21 in (1022.9 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 4 Aug 8:53 am EDT
Extended Forecast for

Cheswick PA

  • Today

    Today: Increasing clouds, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 85 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Light east wind.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 86. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles before 2pm, then a chance of sprinkles with a slight chance of showers after 2pm. Partly sunny, with a high near 83. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of sprinkles before 2pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Chance
    Sprinkles

  • Thursday Night

    Thursday Night: A chance of sprinkles between 8pm and 2am. Mostly clear, with a low around 64.

    Low: 64 °F

    Chance
    Sprinkles

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 60. Light east wind.
Tuesday
Partly sunny, with a high near 86. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of sprinkles before 2pm, then a chance of sprinkles with a slight chance of showers after 2pm. Partly sunny, with a high near 83. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A chance of sprinkles before 2pm. Mostly sunny, with a high near 85.
Thursday Night
A chance of sprinkles between 8pm and 2am. Mostly clear, with a low around 64.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 64.
Saturday
A chance of sprinkles. Mostly sunny, with a high near 89.
Saturday Night
A chance of sprinkles. Partly cloudy, with a low around 66.
Sunday
Mostly sunny and hot, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cheswick PA
 40.55°N 79.79°W (Elev. 1066 ft)
Last Update:
7:05 am EDT Aug 4, 2025
Forecast Valid:
9am EDT Aug 4, 2025-6pm EDT Aug 10, 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