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.

Fog/Mist

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in (1016.3 mb)
Dewpoint 69°F (21°C)
Visibility 3.00 mi
Last update 7 Jul 7:53 am EDT
Extended Forecast for

Grindstone-Rowes Run PA

  • Today

    Today: Scattered showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then scattered showers and thunderstorms after 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 84. Light west wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Isolated
    T-storms and
    Areas Fog
    then Showers
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Scattered
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Isolated showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Areas of fog before 10am. Otherwise, partly sunny, with a high near 84. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Areas Fog
    then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Scattered
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 67. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Showers
    Likely then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

Detailed Forecast

Today
Scattered showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then scattered showers and thunderstorms after 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 84. Light west wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Isolated showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Areas of fog before 10am. Otherwise, partly sunny, with a high near 84. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 67. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 66. Chance of precipitation is 80%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grindstone-Rowes Run PA
 40.02°N 79.81°W (Elev. 994 ft)
Last Update:
6:46 am EDT Jul 7, 2026
Forecast Valid:
8am EDT Jul 7, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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