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

82°F

28°C

Humidity 44%
Wind Speed S 6 G 18 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 5 Oct 5:53 pm CDT
Extended Forecast for

2 Miles SSE Smithton IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. Southeast wind 5 to 8 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Isolated showers, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 5 to 9 mph. Chance of precipitation is 40%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Mostly cloudy, with a high near 76. Light west wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. North wind 6 to 8 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Southeast wind 5 to 8 mph.
Monday
Isolated showers, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 5 to 9 mph. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Mostly cloudy, with a high near 76. Light west wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 52. North wind 6 to 8 mph.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
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:
4:16 pm CDT Oct 5, 2025
Forecast Valid:
6pm CDT Oct 5, 2025-6pm CDT Oct 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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