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.

Mostly Cloudy

61°F

16°C

Humidity 72%
Wind Speed N 16 mph
Barometer 30.29 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Apr 5:50 pm CDT
Extended Forecast for

5 Miles E Carlinville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. North wind 6 to 9 mph becoming east after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 67. Southeast wind 8 to 10 mph.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 79. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 79 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 83. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. North wind 6 to 9 mph becoming east after midnight.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 67. Southeast wind 8 to 10 mph.
Saturday Night
Partly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 79. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Monday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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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:
2:46 pm CDT Apr 10, 2026
Forecast Valid:
5pm CDT Apr 10, 2026-6pm CDT Apr 17, 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