Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Light Rain Fog/Mist

44°F

7°C

Humidity 96%
Wind Speed E 6 mph
Barometer 29.86 in (1011.3 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Wind Chill41°F (5°C)
Last update 15 Feb 1:53 am CST
Extended Forecast for

3 Miles SSE Columbia IL

  • Overnight

    Overnight: Rain, mainly before 5am.  Low around 44. North wind 5 to 7 mph.  Chance of precipitation is 100%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 5 to 10 mph.

    High: 55 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 64. Light south wind increasing to 5 to 10 mph in the morning.

    High: 64 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. South wind 6 to 8 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain, mainly before 5am. Low around 44. North wind 5 to 7 mph. Chance of precipitation is 100%.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 55. North wind 5 to 10 mph.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 35. Calm wind.
Washington's Birthday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 64. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. South wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
A 20 percent chance of showers after noon. Sunny, with a high near 72.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 53.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 31.
Saturday
Sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Columbia IL
 38.42°N 90.21°W (Elev. 499 ft)
2:41 am CST Feb 15, 2026
2am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
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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