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

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Light Snow

11°F

-12°C

Humidity 77%
Wind Speed NW 14 mph
Barometer 30.16 in (1022.9 mb)
Dewpoint 5°F (-15°C)
Visibility 1.25 mi
Wind Chill-5°F (-21°C)
Last update 25 Jan 12:54 pm CST
Extended Forecast for

Chesterfield MO

Extreme Cold Warning January 26, 12:00am until January 26, 12:00pm
Winter Storm Warning January 25, 01:55pm until January 25, 06:00pm
Click here for hazard details and duration
Extreme Cold Warning
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 01:55pm until January 25, 06:00pm

    NOW until 6:00pm Sun

    Winter Storm Warning

  • This Afternoon

    High: 15 °F

    Snow Likely

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around -6. Wind chill values as low as -20. Northwest wind 6 to 9 mph.

    Low: -6 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny and cold, with a high near 17. Wind chill values as low as -20. West wind 6 to 10 mph.

    High: 17 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a temperature rising to around 16 by 5am. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.

    Low: 11 °F⇑

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 3pm. Cloudy and cold, with a high near 15. Northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around -6. Wind chill values as low as -20. Northwest wind 6 to 9 mph.
Monday
Sunny and cold, with a high near 17. Wind chill values as low as -20. West wind 6 to 10 mph.
Monday Night
Clear, with a temperature rising to around 16 by 5am. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 32. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 1.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 3.
Thursday
Partly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 4.
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 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.65°N 90.6°W (Elev. 466 ft)
Last Update:
1:31 pm CST Jan 25, 2026
Forecast Valid:
1pm CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation