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

  • Today

    Today: A 20 percent chance of showers before 10am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 67. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 67 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58. Light and variable wind becoming south 5 to 9 mph in the evening.

    Low: 58 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers after noon. Partly sunny, with a high near 78. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 78 °F

    Breezy.
    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 9pm, then a slight chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 60. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers likely, mainly before noon. Mostly cloudy, with a high near 69. Southwest wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 10am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 67. Light and variable wind becoming west 5 to 10 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58. Light and variable wind becoming south 5 to 9 mph in the evening.
Friday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers after noon. Partly sunny, with a high near 78. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 9pm, then a slight chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 60. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before noon. Mostly cloudy, with a high near 69. Southwest wind 11 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 75.
Monday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly clear, with a low around 59.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Breezy. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 53. Breezy. Chance of precipitation is 90%.
Wednesday
Showers likely. Cloudy, with a high near 62. Breezy. Chance of precipitation is 70%.
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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:
8:41 am CST Mar 5, 2026
Forecast Valid:
9am CST Mar 5, 2026-6pm CDT Mar 11, 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