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

53°F

12°C

Humidity 44%
Wind Speed N 3 mph
Barometer 30.31 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 6 Apr 10:35 pm CDT
Extended Forecast for

5 Miles E Carlinville IL

  • Tonight

    Tonight: A chance of rain showers after 2am, mixing with snow after 4am. Partly cloudy early, then becoming cloudy, with a low around 35. North wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 11am, then a slight chance of rain showers between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 50. East wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 37. East wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. Southeast wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. South wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of rain showers after 2am, mixing with snow after 4am. Partly cloudy early, then becoming cloudy, with a low around 35. North wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow showers before 11am, then a slight chance of rain showers between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 50. East wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 37. East wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 70. Southeast wind 11 to 18 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 50. South wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 77.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Breezy. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Carlinville IL
 39.27°N 89.8°W (Elev. 650 ft)
Last Update:
10:26 pm CDT Apr 6, 2026
Forecast Valid:
10pm CDT Apr 6, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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