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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

32°F

0°C

Humidity 64%
Wind Speed N 6 mph
Barometer 30.06 in (1018.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 21 Feb 12:51 am CST
Extended Forecast for

Hazelwood MO

  • Overnight

    Overnight: A chance of flurries after 5am. Partly cloudy, with a low around 28. North wind 3 to 6 mph.

    Low: 28 °F

    Chance
    Flurries

  • Saturday

    Saturday: A chance of flurries before 8am, then a slight chance of snow between 8am and 10am. Partly sunny, with a high near 42. Northwest wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Northwest wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 34. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 33 mph.

    High: 34 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of flurries after 5am. Partly cloudy, with a low around 28. North wind 3 to 6 mph.
Saturday
A chance of flurries before 8am, then a slight chance of snow between 8am and 10am. Partly sunny, with a high near 42. Northwest wind 6 to 10 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 22. Northwest wind 10 to 16 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 34. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 33 mph.
Sunday Night
Mostly clear, with a low around 17. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hazelwood MO
 38.78°N 90.37°W (Elev. 587 ft)
Last Update:
12:26 am CST Feb 21, 2026
Forecast Valid:
1am CST Feb 21, 2026-6pm CST Feb 27, 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