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

32°F

0°C

Humidity 54%
Wind Speed S 15 G 23 mph
Barometer 29.99 in (1017.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 13 Jan 8:53 am EST
Extended Forecast for

Mount Oliver PA

  • Today

    Today: Partly sunny, with a high near 47. South wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain after 4am. Mostly cloudy, with a low around 40. Southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain before 4pm, then rain and snow. High near 44. Southwest wind around 11 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 44 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain, becoming all snow after 10pm. Low around 17. West wind 13 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Scattered snow showers. Mostly cloudy, with a high near 22. West wind around 15 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Scattered
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 35. Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely

Detailed Forecast

Today
Partly sunny, with a high near 47. South wind 13 to 15 mph, with gusts as high as 26 mph.
Tonight
A slight chance of rain after 4am. Mostly cloudy, with a low around 40. Southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Rain before 4pm, then rain and snow. High near 44. Southwest wind around 11 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow, possibly mixed with rain, becoming all snow after 10pm. Low around 17. West wind 13 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Scattered snow showers. Mostly cloudy, with a high near 22. West wind around 15 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 13.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Friday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Saturday
Snow likely. Mostly cloudy, with a high near 35. Chance of precipitation is 70%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 12.
M.L.King Day
A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.39°N 79.99°W (Elev. 1188 ft)
Last Update:
5:46 am EST Jan 13, 2026
Forecast Valid:
9am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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