Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

20°F

-7°C

Humidity 81%
Wind Speed W 5 mph
Barometer 30.45 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 28 Nov 3:35 am CST
Extended Forecast for

3 Miles SSE Carlinville IL

Winter Storm Warning November 29, 12:00am until November 30, 12:00am
Click here for hazard details and duration
Winter Storm Warning
  • Overnight

    Overnight: Clear, with a steady temperature around 22. Northwest wind around 6 mph.

    Low: 22 °F

    Clear

  • Friday

    Friday: Increasing clouds, with a high near 36. Northwest wind around 5 mph becoming light and variable  in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Snow, mainly after 3am.  Low around 27. Light southeast wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Slight Chance
    Snow then
    Snow

  • Saturday

    Saturday: Snow, possibly mixed with sleet before noon, then rain and snow, possibly mixed with sleet between noon and 3pm, then rain after 3pm. The snow could be heavy at times.  High near 36. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.

    High: 36 °F

    Wintry Mix
    and Breezy

  • Saturday Night

    Saturday Night: Rain and snow, mainly before midnight.  Low around 22. South wind 13 to 17 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 22 °F

    Rain/Snow
    then Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after noon.  Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
Clear, with a steady temperature around 22. Northwest wind around 6 mph.
Friday
Increasing clouds, with a high near 36. Northwest wind around 5 mph becoming light and variable in the afternoon.
Friday Night
Snow, mainly after 3am. Low around 27. Light southeast wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Saturday
Snow, possibly mixed with sleet before noon, then rain and snow, possibly mixed with sleet between noon and 3pm, then rain after 3pm. The snow could be heavy at times. High near 36. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Saturday Night
Rain and snow, mainly before midnight. Low around 22. South wind 13 to 17 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Mostly cloudy, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 24.
Monday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 29.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Carlinville IL
 39.25°N 89.86°W (Elev. 551 ft)
3:16 am CST Nov 28, 2025
3am CST Nov 28, 2025-6pm CST Dec 4, 2025
 
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Additional Resources

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