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.

Overcast

34°F

1°C

Humidity 70%
Wind Speed SW 7 mph
Barometer 30.00 in (1017.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 7 Dec 12:53 pm EST
Extended Forecast for

Grindstone-Rowes Run PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 37. Southwest wind around 6 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 18. Calm wind becoming north 5 to 7 mph after midnight. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 28. Northeast wind around 7 mph.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain. High near 44. Chance of precipitation is 90%.

    High: 44 °F

    Rain Likely
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow before 1am, then a chance of snow. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.

    High: 33 °F

    Cloudy then
    Chance Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 37. Southwest wind around 6 mph.
Tonight
A slight chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 18. Calm wind becoming north 5 to 7 mph after midnight. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 28. Northeast wind around 7 mph.
Monday Night
Partly cloudy, with a low around 13. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 37. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 44. Chance of precipitation is 90%.
Wednesday Night
Rain and snow before 1am, then a chance of snow. Low around 27. Chance of precipitation is 80%.
Thursday
A chance of snow after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Friday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
Friday Night
Snow likely. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grindstone-Rowes Run PA
 40.02°N 79.78°W (Elev. 1138 ft)
Last Update:
11:56 am EST Dec 7, 2025
Forecast Valid:
1pm EST Dec 7, 2025-6pm EST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation