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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

35°F

2°C

Humidity 74%
Wind Speed NW 6 mph
Barometer 30.25 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Feb 12:35 am CST
Extended Forecast for

5 Miles E Carlinville IL

  • Overnight

    Overnight: Mostly clear, with a low around 22. North wind 6 to 9 mph.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. South wind 6 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Southeast wind 7 to 11 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southeast wind 3 to 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 22. North wind 6 to 9 mph.
Saturday
Sunny, with a high near 32. Northeast wind around 6 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 22. South wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 41. Southeast wind 7 to 11 mph.
Sunday Night
Partly cloudy, with a low around 25. Southeast wind 3 to 6 mph.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 46.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 28.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 44.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 44.
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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:
12:26 am CST Feb 7, 2026
Forecast Valid:
12am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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