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.

A Few Clouds

21°F

-6°C

Humidity 28%
Wind Speed W 9 mph
Barometer 30.41 in (1031.2 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 19 Jan 3:51 pm CST
Extended Forecast for

Hazelwood MO

  • Tonight

    Tonight: Mostly clear, with a low around 14. West wind 5 to 7 mph becoming light and variable.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. South wind 5 to 9 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 32. South wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 44. West wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 44 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Southwest wind 6 to 9 mph becoming northwest after midnight.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 18.

    High: 18 °F

    Cold

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 14. West wind 5 to 7 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 38. South wind 5 to 9 mph.
Tuesday Night
Increasing clouds, with a low around 32. South wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 44. West wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 24. Southwest wind 6 to 9 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly cloudy and cold, with a high near 18.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 1.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 13.
Saturday Night
A 30 percent chance of snow. Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Mostly clear, with a low around 12.
Monday
Sunny, with a high near 34.
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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:
3:16 pm CST Jan 19, 2026
Forecast Valid:
4pm CST Jan 19, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation