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

23°F

-5°C

Humidity 50%
Wind Speed NE 13 mph
Barometer 30.29 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 29 Jan 3:50 pm CST
Extended Forecast for

5 Miles E Carlinville IL

  • This Afternoon

    This Afternoon: A 40 percent chance of snow. Cloudy, with a high near 21. North wind around 6 mph.

    High: 21 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 1. North wind 3 to 6 mph.

    Low: 1 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny and cold, with a high near 15. North wind 5 to 11 mph.

    High: 15 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -15. North wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 2 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -1.

    Low: -1 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Cloudy, with a high near 21. North wind around 6 mph.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 1. North wind 3 to 6 mph.
Friday
Cloudy, then gradually becoming mostly sunny and cold, with a high near 15. North wind 5 to 11 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -15. North wind 9 to 13 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny and cold, with a high near 17. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around -1.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 32.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 31.
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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 pm CST Jan 29, 2026
Forecast Valid:
4pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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