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.

Fair

18°F

-8°C

Humidity 49%
Wind Speed W 10 G 18 mph
Barometer 30.10 in (1022.3 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 1 Feb 1:53 pm EST
Extended Forecast for

Star Junction PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 19. West wind around 9 mph.

    High: 19 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 4. Wind chill values as low as -3. Southwest wind 3 to 5 mph.

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29. Wind chill values as low as -3. Southwest wind around 6 mph.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow after 1am. Increasing clouds, with a low around 19. Light southwest wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 33. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 20%.

    Low: 12 °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 6.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 19. West wind around 9 mph.
Tonight
Mostly cloudy, with a low around 4. Wind chill values as low as -3. Southwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 29. Wind chill values as low as -3. Southwest wind around 6 mph.
Monday Night
A chance of snow after 1am. Increasing clouds, with a low around 19. Light southwest wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 33. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 6.
Thursday
Mostly cloudy, with a high near 24.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Friday
Snow. High near 33. Chance of precipitation is 80%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 16.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Star Junction PA
 40.1°N 79.74°W (Elev. 902 ft)
Last Update:
12:58 pm EST Feb 1, 2026
Forecast Valid:
2pm 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