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

70°F

21°C

Humidity 61%
Wind Speed S 8 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 5:53 am CDT
Extended Forecast for

Summerfield IL

  • Today

    Today: Partly sunny, with a high near 83. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 32 mph.

    High: 83 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain likely after 1am. Mostly cloudy, with a low around 61. South wind 5 to 15 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Chance
    T-storms then
    Rain Likely

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 76. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 80%.

    High: 76 °F

    Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain, then a chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 10am, then a chance of rain and thunderstorms between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 77. Breezy, with a south wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.

    High: 77 °F

    Breezy.
    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Breezy. Chance of precipitation is 70%.

    Low: 60 °F

    Rain Likely
    and Breezy

  • Friday

    Friday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance Rain
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Chance
    T-storms then
    Rain Likely

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Breezy. Chance of precipitation is 70%.

    High: 70 °F

    Rain Likely
    and Breezy

Detailed Forecast

Today
Partly sunny, with a high near 83. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 32 mph.
Tonight
A chance of rain and thunderstorms, then rain likely after 1am. Mostly cloudy, with a low around 61. South wind 5 to 15 mph. Chance of precipitation is 60%.
Wednesday
Rain and possibly a thunderstorm. High near 76. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 80%.
Wednesday Night
A slight chance of rain, then a chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Thursday
A chance of rain before 10am, then a chance of rain and thunderstorms between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 77. Breezy, with a south wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Breezy. Chance of precipitation is 70%.
Friday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Breezy. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 61.
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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:
5:51 am CDT Mar 31, 2026
Forecast Valid:
6am CDT Mar 31, 2026-6pm CDT Apr 6, 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