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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 79%
Wind Speed SE 5 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 31 Aug 2:53 am EDT
Extended Forecast for

Cheswick PA

  • Overnight

    Overnight: Scattered showers. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 87. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers then
    Isolated
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Isolated showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 5 to 11 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms before 11pm, then scattered showers between 11pm and 2am. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Monday
Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 87. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 72. Southwest wind around 5 mph.
Tuesday
Isolated showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 5 to 11 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers and thunderstorms before 11pm, then scattered showers between 11pm and 2am. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny and hot, with a high near 93.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 50%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cheswick PA
 40.53°N 79.82°W (Elev. 886 ft)
Last Update:
3:26 am EDT Aug 31, 2026
Forecast Valid:
3am EDT Aug 31, 2026-6pm EDT Sep 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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