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

63°F

17°C

Humidity 63%
Wind Speed NE 8 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Apr 12:53 pm CDT
Extended Forecast for

Summerfield IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 69. Northeast wind 3 to 6 mph.

    High: 69 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Low around 53. North wind 6 to 8 mph. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Northwest wind 10 to 15 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. North wind 5 to 10 mph becoming light after midnight.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 69. Northeast wind 3 to 6 mph.
Tonight
Showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Low around 53. North wind 6 to 8 mph. Chance of precipitation is 90%.
Wednesday
Mostly sunny, with a high near 65. Northwest wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 43. North wind 5 to 10 mph becoming light after midnight.
Thursday
Mostly sunny, with a high near 67. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 72.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 50.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerfield IL
 38.61°N 89.75°W (Elev. 482 ft)
Last Update:
11:21 am CDT Apr 28, 2026
Forecast Valid:
1pm CDT Apr 28, 2026-6pm CDT May 4, 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