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.

A Few Clouds

52°F

11°C

Humidity 62%
Wind Speed Vrbl 5 mph
Barometer 30.12 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 9 Jan 3:50 pm CST
Extended Forecast for

5 Miles SSW Carlinville IL

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 36. Northeast wind around 6 mph becoming calm.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 9am, then a chance of sprinkles after 4pm. Cloudy through mid morning, then gradual clearing, with a high near 43. Northwest wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A chance of sprinkles and flurries before 8pm, then a chance of flurries between 8pm and midnight. Mostly cloudy during the early evening, then becoming clear, with a low around 23. Northwest wind 9 to 16 mph, with gusts as high as 31 mph.

    Low: 23 °F

    Chance
    Sprinkles/Flurries
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Southwest wind 5 to 9 mph.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 36. Northeast wind around 6 mph becoming calm.
Saturday
A chance of rain before 9am, then a chance of sprinkles after 4pm. Cloudy through mid morning, then gradual clearing, with a high near 43. Northwest wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Saturday Night
A chance of sprinkles and flurries before 8pm, then a chance of flurries between 8pm and midnight. Mostly cloudy during the early evening, then becoming clear, with a low around 23. Northwest wind 9 to 16 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Mostly clear, with a low around 24. Southwest wind 5 to 9 mph.
Monday
Sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Carlinville IL
 39.21°N 89.89°W (Elev. 610 ft)
Last Update:
3:16 pm CST Jan 9, 2026
Forecast Valid:
4pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation