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

Pittsburgh International Airport (KPIT)

Lat: 40.48°NLon: 80.21°WElev: 1203ft.

Light Rain

43°F

6°C

Humidity 93%
Wind Speed S 3 mph
Barometer 29.52 in (1000.7 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Last update 12 Nov 7:51 am EST
Extended Forecast for

Carnegie PA

  • Today

    Today: Showers, mainly before noon. High near 51. Light west wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 36. North wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of rain and snow showers before 8am, then a slight chance of rain showers. Mostly cloudy, with a high near 45. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. Northwest wind 5 to 7 mph becoming calm.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 44. West wind 6 to 14 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers, mainly before noon. High near 51. Light west wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 36. North wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of rain and snow showers before 8am, then a slight chance of rain showers. Mostly cloudy, with a high near 45. Northwest wind 7 to 10 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 31. Northwest wind 5 to 7 mph becoming calm.
Saturday
A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 44. West wind 6 to 14 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 49.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carnegie PA
 40.4°N 80.11°W (Elev. 997 ft)
Last Update:
5:16 am EST Nov 12, 2026
Forecast Valid:
8am EST Nov 12, 2026-6pm EST Nov 18, 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