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

37°F

3°C

Humidity 87%
Wind Speed W 16 G 26 mph
Barometer 29.55 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 15 Mar 8:50 pm CDT
Extended Forecast for

5 Miles E Carlinville IL

Wind Advisory March 15, 09:30pm until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 09:30pm until March 16, 12:00pm

    NOW until 12:00pm Mon

    Wind Advisory

  • Tonight

    Low: 20 °F

    Breezy.
    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: A chance of snow before 2pm, then scattered flurries between 2pm and 3pm. Cloudy, with a high near 25. Blustery, with a northwest wind 24 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 29 mph.

    Low: 10 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 6 to 10 mph becoming southwest in the afternoon.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25. South wind 5 to 14 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 11pm. Low around 20. Breezy, with a west wind 25 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Monday
A chance of snow before 2pm, then scattered flurries between 2pm and 3pm. Cloudy, with a high near 25. Blustery, with a northwest wind 24 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 10. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25. South wind 5 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 69.
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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:
7:30 pm CDT Mar 15, 2026
Forecast Valid:
9pm CDT Mar 15, 2026-6pm CDT Mar 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