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

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

60°F

16°C

Humidity 44%
Wind Speed NE 5 mph
Barometer 30.30 in (1026.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 24 Sep 7:53 pm EDT
Extended Forecast for

Clairton PA

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind becoming northeast around 5 mph.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69. Light north wind increasing to 5 to 9 mph in the morning.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. North wind 3 to 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Light north wind increasing to 6 to 11 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. North wind 5 to 9 mph becoming light after midnight.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. Calm wind becoming northeast around 5 mph.
Friday
Sunny, with a high near 69. Light north wind increasing to 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 48. North wind 3 to 7 mph.
Saturday
Mostly sunny, with a high near 71. Light north wind increasing to 6 to 11 mph in the morning.
Saturday Night
Partly cloudy, with a low around 50. North wind 5 to 9 mph becoming light after midnight.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clairton PA
 40.29°N 79.89°W (Elev. 866 ft)
Last Update:
6:33 pm EDT Sep 24, 2026
Forecast Valid:
8pm EDT Sep 24, 2026-6pm EDT Oct 1, 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