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.

Mostly Cloudy

69°F

21°C

Humidity 90%
Wind Speed Vrbl 6 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 66°F (19°C)
Visibility 7.00 mi
Last update 11 Aug 1:53 pm EDT
Extended Forecast for

Thompsonville PA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 77. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 11pm, then a chance of showers after 11pm. Low around 65. Southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. West wind 3 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: 80 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 65. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 77. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 11pm, then a chance of showers after 11pm. Low around 65. Southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. West wind 3 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.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 65. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 64. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A chance of showers after 2am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Thompsonville PA
 40.29°N 80.12°W (Elev. 1155 ft)
Last Update:
1:54 pm EDT Aug 11, 2026
Forecast Valid:
2pm EDT Aug 11, 2026-6pm EDT Aug 17, 2026
 
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Additional Resources

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Chance of Precipitation