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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

10°F

-12°C

Humidity 69%
Wind Speed NW 14 mph
Barometer 30.28 in (1026.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 25 Jan 7:53 pm CST
Extended Forecast for

Madison IL

Extreme Cold Warning January 26, 12:00am until January 26, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around -5. Wind chill values as low as -20. Northwest wind 7 to 10 mph.

    Low: -5 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny and cold, with a high near 16. Wind chill values as low as -20. Northwest wind 7 to 10 mph.

    High: 16 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a low around 7. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 7 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. West wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -1. Northwest wind around 6 mph becoming calm in the evening.

    Low: -1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 2 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 20.

    High: 20 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around -5. Wind chill values as low as -20. Northwest wind 7 to 10 mph.
Monday
Sunny and cold, with a high near 16. Wind chill values as low as -20. Northwest wind 7 to 10 mph.
Monday Night
Clear, with a low around 7. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 32. West wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around -1. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 2.
Thursday
Partly sunny and cold, with a high near 20.
Thursday Night
Mostly cloudy, with a low around 5.
Friday
Partly sunny and cold, with a high near 19.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Sunny, with a high near 22.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Madison IL
 38.68°N 90.14°W (Elev. 407 ft)
Last Update:
7:16 pm CST Jan 25, 2026
Forecast Valid:
7pm CST Jan 25, 2026-6pm CST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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