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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Overcast

68°F

20°C

Humidity 96%
Wind Speed N 5 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 67°F (19°C)
Visibility 9.00 mi
Last update 24 Sep 6:53 am CDT
Extended Forecast for

Madison ILSimilar City Names

  • Today

    Today: Scattered showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 75. North wind 6 to 8 mph. Chance of precipitation is 40%.

    High: 75 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 60. North wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: Partly sunny during the morning, then sunny during the afternoon, with a high near 78. North wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 78 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Scattered showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 75. North wind 6 to 8 mph. Chance of precipitation is 40%.
Tonight
Showers likely, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 60. North wind 5 to 7 mph. Chance of precipitation is 60%.
Thursday
Partly sunny during the morning, then sunny during the afternoon, with a high near 78. North wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Madison ILSimilar City Names
 38.68°N 90.14°W (Elev. 407 ft)
Last Update:
8:32 am CDT Sep 24, 2025
Forecast Valid:
8am CDT Sep 24, 2025-6pm CDT Sep 30, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation