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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Overcast

71°F

22°C

Humidity 73%
Wind Speed S 7 mph
Barometer 30.07 in (1017.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 24 Jul 11:54 pm CDT
Extended Forecast for

Washington IL

Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 64. Light south wind.

    Low: 64 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 8am. Partly sunny, with a high near 83. South wind around 7 mph.

    High: 83 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Light south wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92. Heat index values as high as 106. Southwest wind 3 to 7 mph.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 93. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. West southwest wind 7 to 9 mph becoming north northwest after midnight. Winds could gust as high as 16 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 64. Light south wind.
Saturday
A 20 percent chance of showers before 8am. Partly sunny, with a high near 83. South wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 69. Light south wind.
Sunday
Mostly sunny, with a high near 92. Heat index values as high as 106. Southwest wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 74. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Monday
Mostly sunny, with a high near 93. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 73. West southwest wind 7 to 9 mph becoming north northwest after midnight. Winds could gust as high as 16 mph.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington IL
 40.69°N 89.41°W (Elev. 751 ft)
Last Update:
11:36 pm CDT Jul 24, 2026
Forecast Valid:
12am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
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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