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

47°F

8°C

Humidity 36%
Wind Speed SE 8 mph
Barometer 30.63 in (1037.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Mar 11:53 am CDT
Extended Forecast for

Summerfield IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. East wind 5 to 7 mph becoming south.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. South wind around 7 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67. South wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. South wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Breezy, with a south wind 11 to 21 mph, with gusts as high as 28 mph.

    High: 80 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

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

    Low: 65 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

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

    High: 83 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Cloudy, with a high near 57. Chance of precipitation is 60%.

    High: 57 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 56. East wind 5 to 7 mph becoming south.
Tonight
Partly cloudy, with a low around 39. South wind around 7 mph.
Sunday
Partly sunny, with a high near 67. South wind 7 to 17 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 55. South wind 11 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 80. Breezy, with a south wind 11 to 21 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 65. Breezy.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly 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 90%.
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 56. 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:
Summerfield IL
 38.61°N 89.75°W (Elev. 482 ft)
Last Update:
11:26 am CDT Mar 28, 2026
Forecast Valid:
12pm 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