Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

80°F

27°C

Humidity 64%
Wind Speed S 7 mph
Barometer 30.08 in (1018.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 5 Aug 9:53 am CDT
Extended Forecast for

2 Miles S Centreville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 90. South wind 6 to 8 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 4am.  Mostly cloudy, with a low around 72. Southeast wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 60%.

    Low: 72 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 2pm.  Mostly cloudy, with a high near 84. Calm wind becoming south around 6 mph in the morning.  Chance of precipitation is 70%.

    High: 84 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 10pm.  Mostly cloudy, with a low around 72. Calm wind becoming south around 5 mph after midnight.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. Southwest wind 3 to 7 mph.

    High: 87 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 90. South wind 6 to 8 mph.
Tonight
Showers and thunderstorms likely, mainly after 4am. Mostly cloudy, with a low around 72. Southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 72. Calm wind becoming south around 5 mph after midnight.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Southwest wind 3 to 7 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Centreville IL
 38.55°N 90.09°W (Elev. 499 ft)
11:31 am CDT Aug 5, 2026
12pm CDT Aug 5, 2026-6pm CDT Aug 11, 2026
 
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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