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 and Windy

55°F

13°C

Humidity 28%
Wind Speed SE 58 mph
Barometer 29.96 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 17 Nov 6:50 pm CST
Extended Forecast for

5 Miles WNW Carlinville IL

  • Tonight

    Tonight: Rain and thunderstorms likely before 3am, then a slight chance of rain between 3am and 4am. Cloudy, with a low around 43. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65. Southeast wind 6 to 10 mph becoming north in the afternoon.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. North wind 3 to 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 43. Calm wind becoming southeast around 5 mph after midnight.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.

    High: 64 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Friday Night

    Friday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Rain and thunderstorms likely before 3am, then a slight chance of rain between 3am and 4am. Cloudy, with a low around 43. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 65. Southeast wind 6 to 10 mph becoming north in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 42. North wind 3 to 6 mph.
Wednesday
Mostly cloudy, with a high near 57. Light and variable wind.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 43. Calm wind becoming southeast around 5 mph after midnight.
Thursday
Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Carlinville IL
 39.32°N 89.94°W (Elev. 627 ft)
Last Update:
5:56 pm CST Nov 17, 2025
Forecast Valid:
7pm CST Nov 17, 2025-6pm CST Nov 24, 2025
 
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