Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

85°F

29°C

Humidity 70%
Wind Speed S 9 mph
Barometer 30.03 in (1015.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 18 Jul 6:51 pm CDT
Extended Forecast for

2 Miles SW Brooklyn IL

Extreme Heat Warning July 19, 12:00pm until July 23, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Tonight

    Tonight: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 7am.  Mostly sunny, with a high near 94. Heat index values as high as 105. Southwest wind 3 to 7 mph.  Chance of precipitation is 50%.

    High: 94 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 78. Southwest wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 97. Heat index values as high as 109. West wind 3 to 6 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 78 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny and hot, with a high near 97. Chance of precipitation is 20%.

    High: 97 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Tuesday Night

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

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 94. Heat index values as high as 105. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 78. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 109. West wind 3 to 6 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 99.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Brooklyn IL
 38.64°N 90.2°W (Elev. 499 ft)
5:36 pm CDT Jul 18, 2025
7pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025
 
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Additional Resources

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Hourly Weather Forecast

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