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.

Light Rain

49°F

9°C

Humidity 86%
Wind Speed NW 15 G 28 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Apr 5:53 am CDT
Extended Forecast for

Summerfield IL

  • Today

    Today: Showers likely, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 57. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely and
    Breezy then
    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 39. Northwest wind 8 to 13 mph becoming light and variable after midnight.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Light southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 23 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Showers likely, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 57. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Tonight
Clear, with a low around 39. Northwest wind 8 to 13 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 67. Light southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 40. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 65. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. 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:
5:41 am CDT Apr 18, 2026
Forecast Valid:
6am CDT Apr 18, 2026-6pm CDT Apr 24, 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