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 61%
Wind Speed SW 5 mph
Barometer 30.30 in (1026.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Apr 1:53 am CDT
Extended Forecast for

Summerfield IL

  • Overnight

    Overnight: Clear, with a low around 36. West wind around 5 mph.

    Low: 36 °F

    Clear

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 38. North wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. East wind around 11 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southeast wind around 8 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 36. West wind around 5 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 6 to 14 mph, with gusts as high as 22 mph.
Monday Night
Increasing clouds, with a low around 38. North wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 53. East wind around 11 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southeast wind around 8 mph.
Wednesday
Partly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 68.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 57.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerfield IL
 38.61°N 89.75°W (Elev. 482 ft)
Last Update:
2:41 am CDT Apr 6, 2026
Forecast Valid:
3am CDT Apr 6, 2026-6pm CDT Apr 12, 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