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.

Light Snow Fog/Mist

5°F

-15°C

Humidity 83%
Wind Speed S 7 mph
Barometer 30.14 in (1023.6 mb)
Dewpoint 1°F (-17°C)
Visibility 3.00 mi
Wind Chill-7°F (-22°C)
Last update 1 Feb 6:53 am EST
Extended Forecast for

Star Junction PA

Cold Weather Advisory February 1, 07:46am until February 1, 11:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 1, 07:46am until February 1, 11:00am

    NOW until 11:00am Sun

    Cold Weather Advisory

  • Today

    High: 19 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. Wind chill values as low as -2. Southwest wind 3 to 6 mph.

    Low: 6 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 28. Wind chill values as low as -2. Southwest wind around 6 mph.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of snow. Mostly cloudy, with a low around 17. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 32. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.

    Low: 11 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 19. Wind chill values as low as -9. Light west wind increasing to 5 to 10 mph in the morning.
Tonight
Mostly cloudy, with a low around 6. Wind chill values as low as -2. Southwest wind 3 to 6 mph.
Monday
Partly sunny, with a high near 28. Wind chill values as low as -2. Southwest wind around 6 mph.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 17. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 32. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Partly sunny, with a high near 24.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.
Friday
Snow. High near 34. Chance of precipitation is 80%.
Friday Night
Snow likely. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.
Saturday
Mostly cloudy, with a high near 16.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Star Junction PA
 40.1°N 79.74°W (Elev. 902 ft)
Last Update:
5:36 am EST Feb 1, 2026
Forecast Valid:
7am EST Feb 1, 2026-6pm EST Feb 7, 2026
 
Forecast Discussion
 
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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