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.

Mostly Cloudy

66°F

19°C

Humidity 81%
Wind Speed SE 5 mph
Barometer 30.12 in (1019.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 24 Jul 4:51 am CDT
Extended Forecast for

2 Miles WSW Brooklyn IL

Extreme Heat Watch July 26, 11:00am until July 28, 07:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Today

    Today: A 50 percent chance of showers after noon. Increasing clouds, with a high near 79. Light and variable wind.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming light and variable in the evening.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 3 to 5 mph.

    High: 88 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. Light southeast wind.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Calm wind.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers after noon. Increasing clouds, with a high near 79. Light and variable wind.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming light and variable in the evening.
Saturday
A 50 percent chance of showers and thunderstorms, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 73. Light southeast wind.
Sunday
Mostly sunny, with a high near 95. Calm wind.
Sunday Night
Mostly clear, with a low around 77.
Monday
Mostly sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Brooklyn IL
 38.64°N 90.2°W (Elev. 499 ft)
Last Update:
4:51 am CDT Jul 24, 2026
Forecast Valid:
5am CDT Jul 24, 2026-6pm CDT Jul 30, 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