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

44°F

7°C

Humidity 83%
Wind Speed W 15 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 7 Mar 6:51 pm CST
Extended Forecast for

Pine Lawn MO

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming light west.

    Low: 40 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 67. Southwest wind 5 to 9 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48. South wind 6 to 8 mph.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 78. South wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight. Mostly clear, with a low around 61. South wind 7 to 9 mph.

    Low: 61 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before noon, then showers likely. High near 67. Chance of precipitation is 100%.

    High: 67 °F

    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming light west.
Sunday
Sunny, with a high near 67. Southwest wind 5 to 9 mph.
Sunday Night
Clear, with a low around 48. South wind 6 to 8 mph.
Monday
Sunny, with a high near 78. South wind 7 to 11 mph, with gusts as high as 21 mph.
Monday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 61. South wind 7 to 9 mph.
Tuesday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm before noon, then showers likely. High near 67. Chance of precipitation is 100%.
Wednesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pine Lawn MO
 38.66°N 90.26°W (Elev. 531 ft)
Last Update:
5:01 pm CST Mar 7, 2026
Forecast Valid:
7pm CST Mar 7, 2026-6pm CDT Mar 14, 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