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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

45°F

7°C

Humidity 49%
Wind Speed NW 5 mph
Barometer 30.42 in (1031.2 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 17 Oct 7:53 pm EDT
Extended Forecast for

Mount Oliver PA

Freeze Warning October 18, 01:00am until October 18, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after 3am. Otherwise, clear, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 60. Calm wind.

    High: 60 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 5am. Otherwise, clear, with a low around 36. Calm wind.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, sunny, with a high near 64. Light northeast wind.

    High: 64 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Light north wind.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread frost, mainly after 3am. Otherwise, clear, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 60. Calm wind.
Sunday Night
Patchy frost after 5am. Otherwise, clear, with a low around 36. Calm wind.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 64. Light northeast wind.
Monday Night
Mostly clear, with a low around 38. Light north wind.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Oliver PA
 40.39°N 79.99°W (Elev. 1188 ft)
Last Update:
5:31 pm EDT Oct 17, 2026
Forecast Valid:
8pm EDT Oct 17, 2026-6pm EDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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Chance of Precipitation