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

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fog

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 74°F (23°C)
Visibility 0.15 mi
Last update 26 Jul 6:15 am CDT
Extended Forecast for

5 Miles NW Prairie City IL

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Extreme Heat Warning July 26, 11:00am until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning
  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 9am and 10am.  Areas of fog before 9am.  Otherwise, partly sunny, with a high near 92. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Chance
    Showers and
    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southwest wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm.  Sunny, with a high near 94. Heat index values as high as 109. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming northwest after midnight.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

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

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 9am and 10am. Areas of fog before 9am. Otherwise, partly sunny, with a high near 92. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 76. Southwest wind around 5 mph.
Monday
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 94. Heat index values as high as 109. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming northwest after midnight.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Sunny, with a high near 85.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Prairie City IL
 40.66°N 90.54°W (Elev. 696 ft)
3:57 am CDT Jul 26, 2026
6am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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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