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.

Fair

31°F

-1°C

Humidity 61%
Wind Speed NW 7 mph
Barometer 30.30 in (1027.2 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 21 Feb 8:51 pm CST
Extended Forecast for

Hazelwood MO

  • Tonight

    Tonight: Mostly clear, with a low around 22. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Blustery, with a northwest wind 17 to 21 mph, with gusts as high as 33 mph.

    High: 31 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 33. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Calm wind becoming south around 6 mph after midnight.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 31. Blustery, with a northwest wind 17 to 21 mph, with gusts as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 16. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 33. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 22. Calm wind becoming south around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36.
Thursday
A 40 percent chance of rain. Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hazelwood MO
 38.78°N 90.37°W (Elev. 587 ft)
Last Update:
8:21 pm CST Feb 21, 2026
Forecast Valid:
9pm CST Feb 21, 2026-6pm CST Feb 28, 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