Heat Wave from Montana to the South

An extensive heat wave will consume the Central half of the U.S for the next few days. Widespread excessive heat warnings and heat advisories stretch from Montana into the South with the potential for a few record high temperatures in the north-central High Plains. Also, severe thunderstorms with hail and damaging winds are expected the next couple of days in the Upper Midwest and Great Lakes. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Fair

32°C

90°F

Humidity 45%
Wind Speed SE 11 km/h
Barometer 1015.1 mb (30.01 in)
Dewpoint 19°C (66°F)
Visibility 16 km
Heat Index33°C (92°F)
Last update 27 Jul 5:51 pm CDT
Extended Forecast for

2 Miles SSW Brooklyn IL

Heat Advisory July 28, 12:00pm until July 29, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Clear, with a low around 22. Calm wind.

    Clear

    Low: 22 °C

  • Wednesday

    Wednesday: Sunny and hot, with a high near 36. Heat index values as high as 40. Calm wind.

    Hot

    High: 36 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 24. Calm wind.

    Mostly Clear

    Low: 24 °C

  • Thursday

    Thursday: Sunny and hot, with a high near 37. Heat index values as high as 43. West wind 5 to 13 km/h.

    Hot

    High: 37 °C

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 23. West wind 5 to 10 km/h becoming calm  after midnight.

    Slight Chance
    T-storms

    Low: 23 °C

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 32.

    Chance
    T-storms

    High: 32 °C

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 21.

    Partly Cloudy
    then Chance
    T-storms

    Low: 21 °C

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 28.

    Chance
    T-storms

    High: 28 °C

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 21.

    Chance
    T-storms

    Low: 21 °C

Detailed Forecast

Tonight
Clear, with a low around 22. Calm wind.
Wednesday
Sunny and hot, with a high near 36. Heat index values as high as 40. Calm wind.
Wednesday Night
Mostly clear, with a low around 24. Calm wind.
Thursday
Sunny and hot, with a high near 37. Heat index values as high as 43. West wind 5 to 13 km/h.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 23. West wind 5 to 10 km/h becoming calm after midnight.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 32.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 21.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 30.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Sunny, with a high near 29.
Click Map For Forecast
Point Forecast:
2 Miles SSW Brooklyn IL
 38.62°N 90.2°W (Elev. 136 m)
5:57 pm CDT Jul 27, 2021
6pm CDT Jul 27, 2021-6pm CDT Aug 3, 2021
 
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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