National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

58°F

14°C

Humidity 65%
Wind Speed S 6 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 5 Nov 4:53 am CST
Extended Forecast for

2 Miles SSW Dupo IL

  • Today

    Today: Sunny, with a high near 71. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 37. North wind 5 to 7 mph becoming light and variable after midnight.

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Light east wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 54. Southeast wind 7 to 9 mph becoming southwest after midnight.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain before noon. Mostly sunny, with a high near 73. Southwest wind 7 to 10 mph becoming west in the afternoon.

    High: 73 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 71. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Tonight
Clear, with a low around 37. North wind 5 to 7 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 65. Light east wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 54. Southeast wind 7 to 9 mph becoming southwest after midnight.
Friday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 73. Southwest wind 7 to 10 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 28.
Veterans Day
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Dupo IL
 38.49°N 90.24°W (Elev. 407 ft)
Last Update:
4:36 am CST Nov 5, 2025
Forecast Valid:
5am CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
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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