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.

Partly Cloudy

70°F

21°C

Humidity 79%
Wind Speed NW 14 G 24 mph
Barometer 30.06 in (1017.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Sep 12:53 am CDT
Extended Forecast for

Columbia IL

  • Overnight

    Overnight: A slight chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 66. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 85. West wind 3 to 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Patchy fog before 1am, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 66. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 85. West wind 3 to 5 mph.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Patchy fog before 1am, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Light and variable wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 65. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 78.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Columbia IL
 38.46°N 90.24°W (Elev. 407 ft)
Last Update:
1:21 am CDT Sep 19, 2025
Forecast Valid:
1am CDT Sep 19, 2025-6pm CDT Sep 25, 2025
 
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