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

70°F

21°C

Humidity 88%
Wind Speed S 10 mph
Barometer 29.87 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Apr 4:50 pm CDT
Extended Forecast for

5 Miles E Carlinville IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South wind around 17 mph.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers. Low around 60. Southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 60 °F

    T-storms

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 79. West wind 8 to 11 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light and variable wind becoming south around 5 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South wind around 17 mph.
Tonight
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 60. Southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 79. West wind 8 to 11 mph.
Thursday Night
Mostly clear, with a low around 55. Light and variable wind becoming south around 5 mph after midnight.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 60.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 75.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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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:
4:36 pm CDT Apr 15, 2026
Forecast Valid:
5pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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