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

80°F

27°C

Humidity 49%
Wind Speed S 5 mph
Barometer 29.86 in (1010.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Oct 7:53 pm CDT
Extended Forecast for

Imperial MO

  • Tonight

    Tonight: Clear, with a low around 68. Southwest wind 5 to 8 mph.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 100. Southwest wind 5 to 8 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. South wind 5 to 7 mph.

    Low: 71 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 81. Light west wind. Chance of precipitation is 100%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%.

    Low: 66 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 68. Southwest wind 5 to 8 mph.
Tuesday
Sunny, with a high near 95. Heat index values as high as 100. Southwest wind 5 to 8 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. South wind 5 to 7 mph.
Wednesday
Showers and possibly a thunderstorm. High near 81. Light west wind. Chance of precipitation is 100%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Imperial MO
 38.36°N 90.39°W (Elev. 571 ft)
Last Update:
5:31 pm CDT Oct 12, 2026
Forecast Valid:
8pm CDT Oct 12, 2026-6pm CDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation