Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

65°F

18°C

Humidity 78%
Wind Speed S 13 mph
Barometer 29.79 in (1008.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 2 Apr 4:53 am CDT
Extended Forecast for

2 Miles SE Cahokia IL

Wind Advisory April 2, 12:00pm until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory
  • Overnight

    Overnight: A 20 percent chance of showers.  Cloudy, with a steady temperature around 62. South wind around 14 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm.  High near 77. Breezy, with a south wind 17 to 23 mph, with gusts as high as 43 mph.  Chance of precipitation is 80%.

    High: 77 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 4am, then a chance of showers.  Partly cloudy, with a low around 64. Breezy, with a south wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    T-storms and
    Breezy then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am.  Partly sunny, with a high near 82. South wind 6 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 59. South wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%.

    Low: 59 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a steady temperature around 60. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a steady temperature around 62. South wind around 14 mph, with gusts as high as 25 mph.
Thursday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 77. Breezy, with a south wind 17 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms likely before 4am, then a chance of showers. Partly cloudy, with a low around 64. Breezy, with a south wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 82. South wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday Night
Showers and possibly a thunderstorm. Low around 59. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 60. Chance of precipitation is 70%.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 59.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 70.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Cahokia IL
 38.53°N 90.15°W (Elev. 499 ft)
4:31 am CDT Apr 2, 2026
5am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
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Additional Resources

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