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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Summerfield IL

  • Overnight

    Overnight: Rain. Low around 34. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Rain

  • Monday

    Monday: A chance of drizzle, mainly before 1pm. Cloudy, with a high near 42. East wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 42 °F

    Chance
    Drizzle then
    Slight Chance
    Drizzle

  • Monday Night

    Monday Night: A chance of showers, then showers and possibly a thunderstorm after 3am. Patchy fog after 9pm. Low around 40. East wind 5 to 7 mph. Chance of precipitation is 90%.

    Low: 40 °F

    Patchy Fog
    then Showers
    and Patchy
    Fog

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 3pm, then showers likely. Patchy fog before 10am. High near 62. East wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%.

    High: 62 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 9pm. Cloudy, with a low around 54. Southeast wind around 7 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before noon. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
Rain. Low around 34. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
A chance of drizzle, mainly before 1pm. Cloudy, with a high near 42. East wind 7 to 11 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers, then showers and possibly a thunderstorm after 3am. Patchy fog after 9pm. Low around 40. East wind 5 to 7 mph. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm before 3pm, then showers likely. Patchy fog before 10am. High near 62. East wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%.
Tuesday Night
Showers likely, with thunderstorms also possible after 9pm. Cloudy, with a low around 54. Southeast wind around 7 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Saturday
Showers likely. Cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 65.
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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:
3:06 am CST Mar 2, 2026
Forecast Valid:
4am CST Mar 2, 2026-6pm CDT Mar 8, 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