Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Macomb IL

  • Tonight

    Tonight: A slight chance of snow between 3am and 5am.  Cloudy, with a steady temperature around 27. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17. Breezy, with a southwest wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph.

    Low: 17 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 29. West wind 5 to 10 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 2.

    High: 2 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -5.

    Low: -5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 9.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 2.

    Low: 2 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
A slight chance of snow between 3am and 5am. Cloudy, with a steady temperature around 27. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 17. Breezy, with a southwest wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph.
Thursday
Mostly sunny, with a high near 29. West wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around -3.
Friday
Partly sunny and cold, with a high near 2.
Friday Night
Mostly cloudy, with a low around -5.
Saturday
Mostly cloudy and cold, with a high near 9.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Partly cloudy, with a low around 0.
Monday
Mostly sunny, with a high near 21.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Macomb IL
 40.46°N 90.67°W (Elev. 705 ft)
9:41 pm CST Jan 20, 2026
11pm CST Jan 20, 2026-6pm CST Jan 27, 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