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

22°C

71°F

Humidity 94%
Wind Speed Calm
Barometer 1014.4 mb (29.99 in)
Dewpoint 21°C (69°F)
Visibility 16 km
Last update 11 Sep 1:51 am CDT
Extended Forecast for

2 Miles SW Brooklyn IL

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 21. Calm wind.

    Low: 21 °C

    Patchy Fog

  • Friday

    Friday: A 20 percent chance of showers after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 28. Calm wind becoming southeast 5 to 8 km/h in the morning.

    High: 28 °C

    Slight Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °C

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32. Calm wind becoming west 5 to 8 km/h in the morning.

    High: 32 °C

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °C

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 32. Chance of precipitation is 20%.

    High: 32 °C

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °C

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 33.

    High: 33 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22.

    Low: 22 °C

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 21. Calm wind.
Friday
A 20 percent chance of showers after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 28. Calm wind becoming southeast 5 to 8 km/h in the morning.
Friday Night
Partly cloudy, with a low around 21. Calm wind.
Saturday
Mostly sunny, with a high near 32. Calm wind becoming west 5 to 8 km/h in the morning.
Saturday Night
Partly cloudy, with a low around 21. Calm wind.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 32. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 22.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 34.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 32.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Brooklyn IL
 38.64°N 90.2°W (Elev. 499 m)
Last Update:
10:01 pm CDT Sep 10, 2026
Forecast Valid:
2am CDT Sep 11, 2026-6pm CDT Sep 17, 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