Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Partly Cloudy

67°F

19°C

Humidity 49%
Wind Speed S 8 mph
Barometer 30.14 in (1020.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 10 Apr 3:53 am CDT
Extended Forecast for

Cahokia IL

  • Today

    Today: Showers and thunderstorms likely before 4pm, then a slight chance of showers.  Cloudy, with a high near 72. Southwest wind 6 to 9 mph becoming north in the afternoon.  Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am.  Mostly cloudy, with a low around 53. North wind 5 to 8 mph becoming east after midnight.  Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 75. Southeast wind 7 to 9 mph.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. Southeast wind 6 to 8 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 81. South wind 8 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely before 4pm, then a slight chance of showers. Cloudy, with a high near 72. Southwest wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 60%.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 53. North wind 5 to 8 mph becoming east after midnight. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. Southeast wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 61. Southeast wind 6 to 8 mph.
Sunday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 81. South wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87.
Monday Night
Mostly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Cahokia IL
 38.57°N 90.18°W (Elev. 407 ft)
4:46 am CDT Apr 10, 2026
5am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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Additional Resources

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