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

47°F

8°C

Humidity 66%
Wind Speed Calm
Barometer 29.51 in (999.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 12 Nov 5:53 am EST
Extended Forecast for

Grindstone-Rowes Run PA

  • Today

    Today: Showers, mainly before 4pm. High near 51. Calm wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, mainly before 3am. Cloudy, with a low around 35. North wind around 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers after 2pm. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 43. West wind 5 to 13 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers, mainly before 4pm. High near 51. Calm wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers, mainly before 3am. Cloudy, with a low around 35. North wind around 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers after 2pm. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.
Saturday
A chance of snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 43. West wind 5 to 13 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A slight chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly cloudy, with a high near 48.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grindstone-Rowes Run PA
 40.02°N 79.81°W (Elev. 994 ft)
Last Update:
5:16 am EST Nov 12, 2026
Forecast Valid:
6am EST Nov 12, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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