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.

Fair

55°F

13°C

Humidity 41%
Wind Speed Vrbl 7 mph
Barometer 30.09 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 1 May 10:50 am CDT
Extended Forecast for

3 Miles SSE Carlinville IL

  • Today

    Today: Mostly sunny, with a high near 59. North wind 7 to 9 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 9pm. Mostly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Light and variable wind becoming north 5 to 8 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 59. North wind 7 to 9 mph.
Tonight
A 20 percent chance of showers after 9pm. Mostly cloudy, with a low around 40. Light and variable wind.
Saturday
Mostly sunny, with a high near 58. Light and variable wind becoming north 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 72. Southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 44.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 60.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Thursday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Carlinville IL
 39.25°N 89.86°W (Elev. 551 ft)
Last Update:
8:51 am CDT May 1, 2026
Forecast Valid:
11am CDT May 1, 2026-6pm CDT May 7, 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