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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

44°F

7°C

Humidity 71%
Wind Speed Vrbl 3 mph
Barometer 30.28 in (1025.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 6 Apr 6:53 am CDT
Extended Forecast for

2 Miles SE Cahokia IL

  • Today

    Today: Patchy frost before 8am. Otherwise, sunny, with a high near 64. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 64 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. Northeast wind 7 to 9 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. Northeast wind around 11 mph.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. East wind 7 to 9 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. South wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Chance of precipitation is 30%.

    High: 71 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Patchy frost before 8am. Otherwise, sunny, with a high near 64. Light and variable wind becoming north 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Increasing clouds, with a low around 39. Northeast wind 7 to 9 mph.
Tuesday
Mostly cloudy, with a high near 55. Northeast wind around 11 mph.
Tuesday Night
Partly cloudy, with a low around 40. East wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 72. South wind 8 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Cahokia IL
 38.53°N 90.15°W (Elev. 499 ft)
Last Update:
7:36 am CDT Apr 6, 2026
Forecast Valid:
7am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation