National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

36°F

2°C

Humidity 55%
Wind Speed W 9 mph
Barometer 30.33 in (1027.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 27 Nov 1:53 am CST
Extended Forecast for

Summerfield IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. Northwest wind 8 to 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 41. Northwest wind 8 to 13 mph.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 22. Northwest wind 3 to 7 mph.

    Low: 22 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow after midnight. Cloudy, with a low around 29. Light southeast wind increasing to 6 to 11 mph in the evening.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow before noon, then rain, possibly mixed with snow. High near 39. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Snow then
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain likely, mainly before midnight. Cloudy, with a low around 27. Chance of precipitation is 70%.

    Low: 27 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. Northwest wind 8 to 10 mph.
Thanksgiving Day
Sunny, with a high near 41. Northwest wind 8 to 13 mph.
Thursday Night
Clear, with a low around 22. Northwest wind 3 to 7 mph.
Friday
Sunny, with a high near 38. Light and variable wind.
Friday Night
A 40 percent chance of snow after midnight. Cloudy, with a low around 29. Light southeast wind increasing to 6 to 11 mph in the evening.
Saturday
Snow before noon, then rain, possibly mixed with snow. High near 39. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Rain likely, mainly before midnight. Cloudy, with a low around 27. Chance of precipitation is 70%.
Sunday
Mostly cloudy, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 28.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerfield IL
 38.61°N 89.75°W (Elev. 482 ft)
Last Update:
1:41 am CST Nov 27, 2025
Forecast Valid:
2am CST Nov 27, 2025-6pm CST Dec 3, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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