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.

Overcast

40°F

4°C

Humidity 93%
Wind Speed S 8 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 29 Nov 6:53 pm CST
Extended Forecast for

Summerfield IL

  • Tonight

    Tonight: A 50 percent chance of rain, mainly before 9pm. Cloudy, with a low around 23. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 34 mph.

    Low: 23 °F

    Breezy.
    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 28. West wind 9 to 17 mph, with gusts as high as 31 mph.

    High: 28 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of snow after noon. Cloudy, with a high near 31. Calm wind becoming southeast around 5 mph.

    High: 31 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Cloudy, with a low around 21. Light and variable wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 21 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly before 9pm. Cloudy, with a low around 23. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 34 mph.
Sunday
Mostly cloudy, with a high near 28. West wind 9 to 17 mph, with gusts as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 20. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
A 40 percent chance of snow after noon. Cloudy, with a high near 31. Calm wind becoming southeast around 5 mph.
Monday Night
Snow likely, mainly before midnight. Cloudy, with a low around 21. Light and variable wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 29.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 43.
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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:
5:06 pm CST Nov 29, 2025
Forecast Valid:
7pm CST Nov 29, 2025-6pm CST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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