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

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed E 5 mph
Barometer 30.01 in (1015.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 5:54 am CDT
Extended Forecast for

Peoria IL

Heat Advisory August 18, 06:03am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 06:03am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 93 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 88 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 7pm. Partly cloudy, with a low around 70. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. North northeast wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Northeast wind around 6 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 93. Heat index values as high as 105. East southeast wind 5 to 8 mph becoming south southwest in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind 3 to 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Light and variable wind becoming southwest around 6 mph in the morning.
Tuesday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 70. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 83. North northeast wind 6 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 63. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 84. Northeast wind around 6 mph.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peoria IL
 40.74°N 89.64°W (Elev. 659 ft)
Last Update:
5:10 am CDT Aug 18, 2025
Forecast Valid:
6am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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