Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36° N Lon: 79.92° W Elev: 1237 ft.

Overcast

71°F

22°C

Humidity 96%
Wind Speed SW 5 mph
Barometer 30.26 in (1024.2 mb)
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Last update 17 Sep 8:53 am EDT
Detailed forecast for

Allegheny County

Today
Showers likely with a chance of thunderstorms. Highs in the lower 80s. West winds 5 to 10 mph. Chance of rain 70 percent.
Tonight
Mostly cloudy. A chance of showers and thunderstorms in the evening. Warm with lows in the mid 60s. Northwest winds 5 to 10 mph. Chance of rain 50 percent.
Friday
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. North winds 5 to 10 mph.
Friday Night
Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Saturday
Partly cloudy. Highs in the upper 70s. East winds around 5 mph.
Saturday Night
Mostly cloudy. A chance of showers in the evening, then showers after midnight. Warm with lows in the mid 60s. Chance of rain 90 percent.
Sunday
Showers. A chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 90 percent.
Sunday Night
Considerable cloudiness. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 90 percent.
Monday
Mostly cloudy. Highs in the lower 70s.
Monday Night
Mostly cloudy with a 50 percent chance of showers. Lows in the lower 60s.
Tuesday
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s.
Tuesday Night
Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s.
Wednesday
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s.



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802 AM EDT Thu Sep 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database