National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

86°F

30°C

Humidity 55%
Wind Speed S 5 mph
Barometer 30.05 in (1017.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Jul 6:53 pm EDT
Extended Forecast for

Cheswick PA

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Patchy fog before 8am. High near 86. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 87. Southwest wind 7 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 68. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    T-storms then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Patchy fog before 8am. High near 86. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 87. Southwest wind 7 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 68. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Cheswick PA
 40.53°N 79.82°W (Elev. 886 ft)
Last Update:
7:04 pm EDT Jul 15, 2025
Forecast Valid:
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation