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

67°F

19°C

Humidity 66%
Wind Speed S 14 G 25 mph
Barometer 29.85 in (1010.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 9 Mar 10:51 am CDT
Extended Forecast for

Pine Lawn MO

  • Today

    Today: Mostly sunny, with a high near 79. South wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind 7 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers after 4pm. Increasing clouds, with a high near 83. South wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 55. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 55 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Temperature rising to near 65 by 10am, then falling to around 50 during the remainder of the day. Southwest wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%.

    High: 65 °F⇓

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 79. South wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 61. South wind 7 to 10 mph.
Tuesday
A 40 percent chance of showers after 4pm. Increasing clouds, with a high near 83. South wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 55. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. Temperature rising to near 65 by 10am, then falling to around 50 during the remainder of the day. Southwest wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 50.
Sunday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 70.
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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:
9:51 am CDT Mar 9, 2026
Forecast Valid:
11am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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