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

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

A Few Clouds

82°F

28°C

Humidity 56%
Wind Speed N 7 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 5 Jul 5:54 pm CDT
Extended Forecast for

Washington ILSimilar City Names

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. North northeast wind 3 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Northeast wind 3 to 5 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. South wind 5 to 7 mph.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. North northeast wind 5 to 8 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 82. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 61. North northeast wind 3 to 8 mph.
Tuesday
Sunny, with a high near 84. Northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. South wind 5 to 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 83.
Friday Night
A chance of showers. Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington ILSimilar City Names
 40.69°N 89.44°W (Elev. 728 ft)
Last Update:
3:36 pm CDT Jul 5, 2026
Forecast Valid:
6pm CDT Jul 5, 2026-6pm CDT Jul 12, 2026
 
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