Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

31°F

-1°C

Humidity 64%
Wind Speed W 5 mph
Barometer 30.32 in (1027.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 8 Dec 11:53 am CST
Extended Forecast for

Smithton IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 35. Northwest wind around 5 mph becoming calm.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Light and variable wind becoming south 5 to 9 mph in the evening.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. South wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 48 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 35. Northwest wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 27. Light and variable wind becoming south 5 to 9 mph in the evening.
Tuesday
Mostly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 44. South wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph.
Wednesday
Partly sunny, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
Partly sunny, with a high near 21.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Smithton IL
 38.44°N 89.99°W (Elev. 449 ft)
9:21 am CST Dec 8, 2025
12pm CST Dec 8, 2025-6pm CST Dec 14, 2025
 
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