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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

47°F

8°C

Humidity 74%
Wind Speed SW 9 mph
Barometer 29.56 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 10 Dec 3:35 am CST
Extended Forecast for

5 Miles E Carlinville IL

Wind Advisory until December 10, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 10, 12:00pm

    NOW until 12:00pm Wed

    Wind Advisory

  • Overnight

    Low: 41 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A chance of sprinkles before 10am. Cloudy, with a temperature falling to around 32 by 4pm. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 45 mph.

    High: 38 °F⇓

    Chance
    Sprinkles and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. Northwest wind 5 to 11 mph.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 33. Northwest wind around 6 mph becoming light and variable.

    High: 33 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before midnight, then a slight chance of rain between midnight and 3am, then a slight chance of sleet after 3am. Mostly cloudy, with a low around 27. Southeast wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 40%.

    Low: 27 °F

    Chance Wintry
    Mix

  • Friday

    Friday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
A chance of rain before 4am, then a chance of sprinkles with a slight chance of rain between 4am and 5am, then a slight chance of rain after 5am. Cloudy, with a steady temperature around 41. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Wednesday
A chance of sprinkles before 10am. Cloudy, with a temperature falling to around 32 by 4pm. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 45 mph.
Wednesday Night
Mostly cloudy, with a low around 21. Northwest wind 5 to 11 mph.
Thursday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 33. Northwest wind around 6 mph becoming light and variable.
Thursday Night
A chance of rain and snow before midnight, then a slight chance of rain between midnight and 3am, then a slight chance of sleet after 3am. Mostly cloudy, with a low around 27. Southeast wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 34.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 2.
Sunday
Sunny and cold, with a high near 16.
Sunday Night
Mostly clear, with a low around 6.
Monday
Mostly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 41.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Carlinville IL
 39.27°N 89.8°W (Elev. 650 ft)
Last Update:
3:16 am CST Dec 10, 2025
Forecast Valid:
3am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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