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.

A Few Clouds

83°F

28°C

Humidity 72%
Wind Speed SE 5 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 14 Jul 7:53 pm CDT
Extended Forecast for

Summerfield IL

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 85. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.

    High: 85 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely before 7pm. Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Southwest wind 3 to 7 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 6 mph.

    Low: 74 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 85. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Showers likely before 7pm. Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Southwest wind 3 to 7 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 6 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Summerfield IL
 38.61°N 89.75°W (Elev. 482 ft)
Last Update:
5:21 pm CDT Jul 14, 2025
Forecast Valid:
8pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
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