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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

7°F

-14°C

Humidity 60%
Wind Speed SW 15 G 23 mph
Barometer 30.36 in (1031.5 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 20 Jan 9:53 am EST
Extended Forecast for

Allison Park PA

Cold Weather Advisory January 20, 10:55am until January 20, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 20, 10:55am until January 20, 12:00pm

    NOW until 12:00pm Tue

    Cold Weather Advisory

  • Today

    High: 18 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 10. Southwest wind around 6 mph becoming south after midnight.

    Low: 10 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 37. Southwest wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow before 4am, then a chance of snow. Low around 30. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Thursday

    Thursday: Partly sunny, with a high near 35. West wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 21.

    High: 21 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 18. Wind chill values as low as -2. Light and variable wind becoming west 8 to 13 mph in the afternoon.
Tonight
Increasing clouds, with a low around 10. Southwest wind around 6 mph becoming south after midnight.
Wednesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 37. Southwest wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow before 4am, then a chance of snow. Low around 30. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 35. West wind 11 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly cloudy, with a high near 21.
Friday Night
Mostly cloudy, with a low around 1.
Saturday
Mostly cloudy and cold, with a high near 13.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allison Park PA
 40.56°N 79.97°W (Elev. 899 ft)
Last Update:
10:21 am EST Jan 20, 2026
Forecast Valid:
10am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation