Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Partly Cloudy

79°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Aug 11:55 am CDT
Extended Forecast for

3 Miles NNW Ellisville IL

Flood Watch August 19, 01:00pm until August 20, 01:00am
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly cloudy, with a high near 80. Calm wind.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 80. Calm wind.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. Calm wind becoming west southwest around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

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

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 80. Calm wind.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 63. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind.
Thursday Night
Mostly clear, with a low around 61. Calm wind.
Friday
Mostly sunny, with a high near 82. Calm wind becoming west southwest around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 63. Calm wind.
Saturday
Sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Ellisville IL
 40.65°N 90.34°W (Elev. 614 ft)
11:41 am CDT Aug 19, 2026
12pm CDT Aug 19, 2026-6pm CDT Aug 25, 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