Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Light Rain

70°F

21°C

Humidity 91%
Wind Speed N 5 mph
Barometer 29.76 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 1:55 pm CDT
Extended Forecast for

Colchester IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Some of the storms could be severe.  Partly sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 62. West wind 5 to 10 mph.

    Low: 62 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. West wind 5 to 10 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. West wind around 5 mph becoming south in the evening.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Breezy.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 62. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 83. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 65. West wind around 5 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 88.
Friday Night
Clear, with a low around 74.
Saturday
Sunny, with a high near 93. Breezy.
Saturday Night
Clear, with a low around 74.
Sunday
Sunny, with a high near 93.
Sunday Night
Clear, with a low around 74.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Colchester IL
 40.42°N 90.81°W (Elev. 666 ft)
2:01 pm CDT Jun 18, 2025
2pm CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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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