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

31°F

-1°C

Humidity 47%
Wind Speed NW 15 G 24 mph
Barometer 30.05 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 18 Jan 10:55 pm 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

  • Tonight

    Tonight: Partly cloudy, with a low around 6. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 21 mph, with gusts as high as 40 mph.

    Low: 6 °F

    Partly Cloudy
    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 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 17 °F

    Sunny and
    Blustery then
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 9. West wind around 6 mph becoming light and variable.

    Low: 9 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. Southwest wind 6 to 10 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. South wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °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 31.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 6. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 21 mph, with gusts as high as 40 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 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Increasing clouds, with a low around 9. West wind around 6 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 32. Southwest wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 24. South wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly cloudy, with a high near 33.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 11.
Saturday
A 30 percent chance of snow. Mostly cloudy and cold, with a high near 20.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 2.
Sunday
A 20 percent chance of snow. Partly sunny and cold, with a high near 16.
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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:
9:36 pm CST Jan 18, 2026
Forecast Valid:
11pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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