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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

86°F

30°C

Humidity 28%
Wind Speed SE 7 mph
Barometer 29.79 in (1007.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 21 Mar 3:51 pm CDT
Extended Forecast for

Pine Lawn MO

  • Tonight

    Tonight: Mostly clear, with a low around 65. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. North wind 10 to 18 mph, with gusts as high as 32 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58. Northeast wind around 8 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. Northeast wind around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 65. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 90. Southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 39. North wind 10 to 18 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 58. Northeast wind around 8 mph.
Monday Night
Mostly cloudy, with a low around 42. Northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
A slight chance of rain and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain and thunderstorms after 1pm. Sunny, with a high near 85.
Thursday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 46.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pine Lawn MO
 38.66°N 90.26°W (Elev. 531 ft)
Last Update:
1:26 pm CDT Mar 21, 2026
Forecast Valid:
4pm CDT Mar 21, 2026-6pm CDT Mar 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