National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

54°F

12°C

Humidity 77%
Wind Speed SE 3 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 4 Oct 12:53 am EDT
Extended Forecast for

Clairton PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Light east wind.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65. Northwest wind 6 to 13 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. North wind 5 to 7 mph becoming calm in the evening.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Light east wind.
Sunday
Partly sunny, with a high near 72. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Northwest wind 6 to 13 mph.
Monday Night
Clear, with a low around 41. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Clear, with a low around 42.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clairton PA
 40.29°N 79.86°W (Elev. 1027 ft)
Last Update:
11:54 pm EDT Oct 3, 2026
Forecast Valid:
1am EDT Oct 4, 2026-6pm EDT Oct 10, 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