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

87°F

31°C

Humidity 43%
Wind Speed S 7 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Aug 5:53 pm EDT
Extended Forecast for

Finleyville PA

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 68. South wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Partly Cloudy
    then
    Scattered
    T-storms

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 82. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and 2am. Mostly cloudy, with a low around 66. Northeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Scattered
    T-storms then
    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northeast wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers before 8pm. Mostly clear, with a low around 60. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Scattered
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Scattered showers, mainly after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 68. South wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Scattered showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 82. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and 2am. Mostly cloudy, with a low around 66. Northeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Isolated showers between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northeast wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Scattered showers before 8pm. Mostly clear, with a low around 60. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 63.
Saturday
Scattered showers, mainly after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Saturday Night
Scattered showers, mainly before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Sunday
Scattered showers between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Sunday Night
Scattered thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Finleyville PA
 40.26°N 80.01°W (Elev. 1073 ft)
Last Update:
4:03 pm EDT Aug 19, 2025
Forecast Valid:
6pm EDT Aug 19, 2025-6pm EDT Aug 26, 2025
 
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