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

59°F

15°C

Humidity 36%
Wind Speed SE 16 mph
Barometer 29.99 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Mar 1:55 pm CDT
Extended Forecast for

5 Miles WNW Carlinville IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. Southeast wind around 16 mph, with gusts as high as 23 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 50. South wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 65. Breezy, with a south wind 22 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

    High: 65 °F

    Breezy.
    Slight Chance
    T-storms then
    Rain

  • Sunday Night

    Sunday Night: Rain before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Low around 17. Windy, with a west wind 28 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Windy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 24. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 45 mph.

    High: 24 °F

    Slight Chance
    Snow and
    Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. Southeast wind around 16 mph, with gusts as high as 23 mph.
Tonight
Increasing clouds, with a low around 50. South wind 11 to 18 mph, with gusts as high as 28 mph.
Sunday
Rain and thunderstorms likely before 3pm, then rain and possibly a thunderstorm between 3pm and 4pm, then rain after 4pm. High near 65. Breezy, with a south wind 22 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Low around 17. Windy, with a west wind 28 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 24. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 45 mph.
Monday Night
Partly cloudy, with a low around 10. Blustery.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 70.
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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:
1:56 pm CDT Mar 14, 2026
Forecast Valid:
2pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation