National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

0°F

-18°C

Humidity 78%
Wind Speed Calm
Barometer 30.34 in
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Last update 28 Jan 5:35 am CST
Extended Forecast for

Macomb IL

  • Today

    Today: Mostly sunny, with a high near 24. Wind chill values as low as -10. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 24 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 4. Wind chill values as low as -5. Northwest wind around 5 mph becoming north after midnight.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 17. Wind chill values as low as -5. North wind around 5 mph.

    High: 17 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 1. Wind chill values as low as -10. Calm wind becoming north around 5 mph after midnight.

    Low: 1 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 24. Wind chill values as low as -10. West wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 4. Wind chill values as low as -5. Northwest wind around 5 mph becoming north after midnight.
Thursday
Mostly cloudy, with a high near 17. Wind chill values as low as -5. North wind around 5 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 1. Wind chill values as low as -10. Calm wind becoming north around 5 mph after midnight.
Friday
Mostly sunny, with a high near 16.
Friday Night
Partly cloudy, with a low around 2.
Saturday
Sunny, with a high near 20.
Saturday Night
Mostly clear, with a low around 4.
Sunday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Macomb IL
 40.46°N 90.7°W (Elev. 673 ft)
Last Update:
5:32 am CST Jan 28, 2026
Forecast Valid:
5am CST Jan 28, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation