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 >

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

66°F

19°C

Humidity 90%
Wind Speed S 5 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 25 Jul 1:53 am CDT
Extended Forecast for

Garrett IL

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a low around 65. South wind 3 to 5 mph.

    Low: 65 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly before 1pm.  Cloudy, with a high near 79. South wind 5 to 8 mph.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 69. South southeast wind 3 to 6 mph.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming southwest 5 to 7 mph in the morning.

    High: 90 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. South southwest wind 3 to 7 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 95. South southwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am.  Mostly clear, with a low around 74. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 65. South wind 3 to 5 mph.
Saturday
A 50 percent chance of showers, mainly before 1pm. Cloudy, with a high near 79. South wind 5 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 69. South southeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 73. South southwest wind 3 to 7 mph.
Monday
Mostly sunny and hot, with a high near 95. South southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 74. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Garrett IL
 39.8°N 88.43°W (Elev. 673 ft)
1:26 am CDT Jul 25, 2026
2am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
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