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

41°F

5°C

Humidity 45%
Wind Speed N 10 mph
Barometer 30.63 in (1037.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 28 Mar 1:53 am CDT
Extended Forecast for

New Baden IL

Freeze Warning until March 28, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until March 28, 09:00am

    NOW until 9:00am Sat

    Freeze Warning

  • Overnight

    Low: 29 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 56 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 39. South wind around 6 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 67. South wind 7 to 16 mph, with gusts as high as 23 mph.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Mostly sunny, with a high near 83. Breezy. Chance of precipitation is 40%.

    High: 83 °F

    Chance Rain
    and Breezy

Detailed Forecast

Overnight
Widespread frost after 4am. Otherwise, clear, with a low around 29. North wind around 7 mph.
Saturday
Widespread frost before 9am. Otherwise, sunny, with a high near 56. Light and variable wind becoming south 5 to 8 mph in the morning.
Saturday Night
Increasing clouds, with a low around 39. South wind around 6 mph.
Sunday
Partly sunny, with a high near 67. South wind 7 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 55. South wind around 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 80. Breezy.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Mostly sunny, with a high near 83. Breezy. Chance of precipitation is 40%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before 1pm. Cloudy, with a high near 57. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Baden IL
 38.54°N 89.7°W (Elev. 453 ft)
Last Update:
1:26 am CDT Mar 28, 2026
Forecast Valid:
2am CDT Mar 28, 2026-6pm CDT Apr 3, 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