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.

Overcast

45°F

7°C

Humidity 93%
Wind Speed N 10 G 22 mph
Barometer 29.97 in (1015.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Feb 8:51 am CST
Extended Forecast for

Hazelwood MO

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 9 mph becoming light and variable in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. South wind 6 to 8 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Sunny, with a high near 71.

    High: 71 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 9 mph becoming light and variable in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 39. Light and variable wind.
Washington's Birthday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 44. South wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 66. South wind 6 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
A 30 percent chance of showers after noon. Sunny, with a high near 71.
Thursday Night
A 30 percent chance of showers before midnight. Mostly clear, with a low around 39.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 50.
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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:
7:56 am CST Feb 15, 2026
Forecast Valid:
9am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation