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.

Fair

42°F

6°C

Humidity 89%
Wind Speed Calm
Barometer 30.04 in (1017.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 15 Feb 10:51 pm CST
Extended Forecast for

Pine Lawn MO

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Light southwest wind.

    Low: 40 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 66. Light south wind increasing to 5 to 10 mph in the morning.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. South wind around 7 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65. South wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 58. South wind 14 to 17 mph, with gusts as high as 30 mph.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 74. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 40.

    Low: 40 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Light southwest wind.
Washington's Birthday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 66. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 44. South wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 65. South wind 6 to 14 mph, with gusts as high as 26 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 58. South wind 14 to 17 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 74. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 40.
Friday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 52.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 49.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pine Lawn MO
 38.69°N 90.26°W (Elev. 505 ft)
Last Update:
10:16 pm CST Feb 15, 2026
Forecast Valid:
11pm CST Feb 15, 2026-6pm CST Feb 22, 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