Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67° N Lon: 89.68° W Elev: 659 ft.

Fair

71°F

22°C

Humidity 84%
Wind Speed Calm
Barometer 30.06 in (1017.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Aug 5:54 am CDT
Detailed forecast for

Peoria County

Today
Sunny. Highs in the lower 90s. South winds around 5 mph. Heat index values up to 102 this afternoon.
Tonight
Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 20 percent.
Saturday
Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 108 in the afternoon.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the mid 70s. South winds around 5 mph.
Sunday
Sunny, hot with highs in the mid 90s. South winds around 5 mph. Heat index values up to 107.
Sunday Night And Monday
Mostly clear. Hot. Lows in the mid 70s. Highs in the mid 90s.
Monday Night
Partly cloudy. Lows in the mid 70s.
Tuesday And Tuesday Night
Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows around 70. Chance of rain 30 percent.
Wednesday
Partly sunny. Highs in the mid 80s.
Wednesday Night And Thursday
Partly cloudy. Lows in the mid 60s. Highs in the mid 80s.



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536 AM CDT Fri Aug 15 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database