National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

48°F

9°C

Humidity 44%
Wind Speed SE 6 mph
Barometer 30.32 in (1026.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 29 Mar 12:53 am CDT
Extended Forecast for

3 Miles NNW Freeburg IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. South wind around 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. South wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. South wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. South wind around 16 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy.

    High: 83 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm, then rain after 1am. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. South wind around 6 mph.
Sunday
Mostly sunny, with a high near 69. South wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 55. South wind around 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 81. South wind 11 to 18 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 16 mph, with gusts as high as 25 mph.
Tuesday
A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy.
Tuesday Night
Rain likely and possibly a thunderstorm, then rain after 1am. Low around 47. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 70.
Friday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 53.
Saturday
Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Freeburg IL
 38.48°N 89.93°W (Elev. 551 ft)
Last Update:
10:25 pm CDT Mar 28, 2026
Forecast Valid:
1am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
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