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.

Mostly Cloudy

69°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 29.89 in (1011.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 11:53 pm CDT
Extended Forecast for

Columbia IL

  • Overnight

    Overnight: A slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. Northwest wind around 8 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. West wind around 6 mph becoming light and variable.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. South wind 7 to 9 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. West wind around 6 mph. Chance of precipitation is 20%.
Juneteenth
Sunny, with a high near 86. Northwest wind around 8 mph.
Thursday Night
Mostly clear, with a low around 68. West wind around 6 mph becoming light and variable.
Friday
Sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 75. South wind 7 to 9 mph.
Saturday
Sunny, with a high near 96.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Columbia IL
 38.44°N 90.21°W (Elev. 436 ft)
Last Update:
10:36 pm CDT Jun 18, 2025
Forecast Valid:
12am CDT Jun 19, 2025-6pm CDT Jun 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