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.

Mostly Cloudy

71°F

22°C

Humidity 55%
Wind Speed NE 7 mph
Barometer 30.19 in (1021.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 31 Aug 8:51 pm CDT
Extended Forecast for

2 Miles SSE Champ MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.
Labor Day
Partly sunny, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 61. Light and variable wind.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Champ MO
 38.71°N 90.43°W (Elev. 518 ft)
Last Update:
5:41 pm CDT Aug 31, 2025
Forecast Valid:
9pm CDT Aug 31, 2025-6pm CDT Sep 7, 2025
 
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