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

20°F

-7°C

Humidity 55%
Wind Speed NW 6 mph
Barometer 30.12 in (1021.5 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 15 Jan 9:51 am CST
Extended Forecast for

Pine Lawn MO

  • Today

    Today: Sunny, with a high near 35. Northwest wind around 7 mph becoming south in the afternoon.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: A chance of snow before midnight, then scattered flurries after 5am. Cloudy, then gradually becoming partly cloudy, with a low around 31. South wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 31 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Scattered snow showers. Mostly cloudy, with a low around 22. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    Low: 22 °F

    Scattered
    Snow Showers

  • Saturday

    Saturday: Partly sunny, with a high near 26. West wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 26 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 35. Northwest wind around 7 mph becoming south in the afternoon.
Tonight
A chance of snow before midnight, then scattered flurries after 5am. Cloudy, then gradually becoming partly cloudy, with a low around 31. South wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Scattered snow showers. Mostly cloudy, with a low around 22. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 26. West wind 11 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 32.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 44.
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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:
9:31 am CST Jan 15, 2026
Forecast Valid:
10am CST Jan 15, 2026-6pm CST Jan 21, 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