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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

56°F

13°C

Humidity 47%
Wind Speed NW 10 mph
Barometer 30.32 in (1026.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 6 Apr 9:53 am CDT
Extended Forecast for

2 Miles SSE Smithton IL

  • Today

    Today: Sunny, with a high near 63. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. North wind around 8 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. East wind 6 to 8 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 71. South wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • 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
Sunny, with a high near 63. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 39. North wind around 8 mph.
Tuesday
Partly sunny, with a high near 55. East wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 38. East wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 71. South wind 6 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 69.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 56.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Smithton IL
 38.39°N 89.99°W (Elev. 449 ft)
Last Update:
7:36 am CDT Apr 6, 2026
Forecast Valid:
10am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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