National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

19°F

-7°C

Humidity 57%
Wind Speed NE 6 mph
Barometer 30.30 in
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 29 Jan 6:35 am CST
Extended Forecast for

New Douglas IL

  • Today

    Today: A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 21. Northeast wind 5 to 7 mph.

    High: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 4. North wind around 6 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 16. North wind 6 to 10 mph.

    High: 16 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. Wind chill values as low as -10. North wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 21. Northeast wind 5 to 7 mph.
Tonight
A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 4. North wind around 6 mph.
Friday
Mostly sunny and cold, with a high near 16. North wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 2. Wind chill values as low as -10. North wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and cold, with a high near 17. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Partly sunny, with a high near 25.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Douglas IL
 38.98°N 89.67°W (Elev. 620 ft)
Last Update:
4:11 am CST Jan 29, 2026
Forecast Valid:
7am CST Jan 29, 2026-6pm CST Feb 4, 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