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.

Overcast

9°F

-13°C

Humidity 36%
Wind Speed N 14 mph
Barometer 30.71 in (1041.5 mb)
Dewpoint -13°F (-25°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 23 Jan 10:54 am CST
Extended Forecast for

Chesterfield MO

Cold Weather Advisory January 24, 12:00am until January 24, 12:00pm
Winter Storm Warning January 24, 12:00am until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning

  • Today

    Today: Mostly cloudy and cold, with a high near 14. North wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 14 °F

    Cold

  • Tonight

    Tonight: Cloudy, with a low around 3. Wind chill values as low as -10. Northeast wind around 11 mph, with gusts as high as 20 mph.

    Low: 3 °F

    Cloudy

  • Saturday

    Saturday: Snow, mainly after noon. High near 12. Wind chill values as low as -10. Northeast wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 12 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Snow, mainly after 9pm. Low around 9. North wind 7 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 9 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Cloudy and cold, with a high near 16. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 16 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around -1.

    Low: -1 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 19.

    High: 19 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a low around 8.

    Low: 8 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy and cold, with a high near 14. North wind 13 to 15 mph, with gusts as high as 24 mph.
Tonight
Cloudy, with a low around 3. Wind chill values as low as -10. Northeast wind around 11 mph, with gusts as high as 20 mph.
Saturday
Snow, mainly after noon. High near 12. Wind chill values as low as -10. Northeast wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow, mainly after 9pm. Low around 9. North wind 7 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow likely, mainly before noon. Cloudy and cold, with a high near 16. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around -1.
Monday
Sunny and cold, with a high near 19.
Monday Night
Clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 26.
Wednesday Night
Partly cloudy, with a low around 4.
Thursday
Mostly sunny and cold, with a high near 20.
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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:
11:11 am CST Jan 23, 2026
Forecast Valid:
11am CST Jan 23, 2026-6pm CST Jan 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation