News Headlines
- Do you use NOAA Weather Radio? If so, please fill out this short survey
- Daily river forecasts now available for Freeport PA
- Request for Comments on the National Weather Service Cooperative Observing Program (COOP)
- Observe down trees, hail, of flooding? We would love to know!
- Interested in weather? Check out our Basic SKYWARN Video Series on YouTube!
Current conditions at
Pittsburgh International Airport (KPIT)
Lat: 40.48°NLon: 80.21°WElev: 1203ft.
Mostly Cloudy
76°F
24°C
| Humidity | 47% |
| Wind Speed | N 6 G 16 mph |
| Barometer | 30.10 in (1019.5 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 25 May 4:51 pm EDT |
Extended Forecast for
Carnegie PA
Tonight
Low: 59 °F
Mostly Cloudy
Tuesday
High: 82 °F
Partly Sunny
then Slight
Chance
ShowersTuesday Night
Low: 64 °F
Mostly Cloudy
then Chance
ShowersWednesday
High: 80 °F
Chance
Showers then
Chance
T-stormsWednesday Night
Low: 60 °F
Slight Chance
T-storms then
Slight Chance
ShowersThursday
High: 77 °F
Sunny
Thursday Night
Low: 50 °F
Mostly Clear
Friday
High: 76 °F
Sunny
Friday Night
Low: 51 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 59. North wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 82. Calm wind. Chance of precipitation is 20%.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 75.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Carnegie PA
40.42°N 80.07°W (Elev. 912 ft)
40.42°N 80.07°W (Elev. 912 ft)
2:21 pm EDT May 25, 2026
5pm EDT May 25, 2026-6pm EDT Jun 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
