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.

Fair

35°F

2°C

Humidity 48%
Wind Speed Calm
Barometer 30.44 in (1031.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 28 Nov 12:53 pm CST
Extended Forecast for

4 Miles SE Columbia IL

  • This Afternoon

    This Afternoon: Sunny early, then becoming mostly cloudy, with a high near 39. Calm wind becoming southeast around 5 mph.

    High: 39 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow, mainly after 3am. Low around 30. Southeast wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Slight Chance
    Snow then
    Snow

  • Saturday

    Saturday: Rain and snow, possibly mixed with sleet, becoming all rain after 11am. High near 39. Southeast wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.

    High: 39 °F

    Wintry Mix
    then Rain

  • Saturday Night

    Saturday Night: Rain and snow likely before 10pm, then a slight chance of rain between 10pm and midnight. Cloudy, with a low around 25. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 25 °F

    Breezy.
    Rain/Snow
    Likely then
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny early, then becoming mostly cloudy, with a high near 39. Calm wind becoming southeast around 5 mph.
Tonight
Snow, mainly after 3am. Low around 30. Southeast wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
Rain and snow, possibly mixed with sleet, becoming all rain after 11am. High near 39. Southeast wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.
Saturday Night
Rain and snow likely before 10pm, then a slight chance of rain between 10pm and midnight. Cloudy, with a low around 25. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
Mostly cloudy, with a high near 30. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 28.
Monday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Columbia IL
 38.42°N 90.18°W (Elev. 505 ft)
Last Update:
11:06 am CST Nov 28, 2025
Forecast Valid:
1pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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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