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Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

14°F

-10°C

Humidity 67%
Wind Speed SW 12 mph
Barometer 30.20 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 18 Jan 8:50 am CST
Extended Forecast for

5 Miles E Carlinville IL

Cold Weather Advisory January 19, 03:00am until January 19, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: A chance of flurries after 5pm. Increasing clouds, with a high near 27. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 27 °F

    Chance
    Flurries

  • Tonight

    Tonight: A chance of flurries before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 6. Blustery, with a southwest wind 11 to 16 mph becoming northwest 17 to 22 mph in the evening. Winds could gust as high as 34 mph.

    Low: 6 °F

    Chance
    Flurries and
    Blustery

  • M.L.King Day

    M.L.King Day: Sunny and cold, with a high near 17. Wind chill values as low as -15. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 31 mph.

    High: 17 °F

    Sunny and
    Blustery then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. West wind 3 to 7 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. South wind 6 to 11 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries after 5pm. Increasing clouds, with a high near 27. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
A chance of flurries before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 6. Blustery, with a southwest wind 11 to 16 mph becoming northwest 17 to 22 mph in the evening. Winds could gust as high as 34 mph.
M.L.King Day
Sunny and cold, with a high near 17. Wind chill values as low as -15. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 8. West wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 32. South wind 6 to 11 mph.
Tuesday Night
Mostly cloudy, with a steady temperature around 29.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 23.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 39.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 25.
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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:
8:22 am CST Jan 18, 2026
Forecast Valid:
9am CST Jan 18, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation