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.

Overcast

56°F

13°C

Humidity 86%
Wind Speed NW 13 G 20 mph
Barometer 30.08 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Oct 1:35 am CDT
Extended Forecast for

New Douglas IL

  • Overnight

    Overnight: Cloudy, with a low around 47. Northwest wind around 18 mph, with gusts as high as 28 mph.

    Low: 47 °F

    Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 54. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 33 mph.

    High: 54 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, sunny, with a high near 60. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 33. Calm wind.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 47. Northwest wind around 18 mph, with gusts as high as 28 mph.
Friday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 54. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 33 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 9 to 18 mph, with gusts as high as 28 mph.
Saturday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. North wind 5 to 7 mph becoming calm in the afternoon.
Saturday Night
Clear, with a low around 33. Calm wind.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Douglas IL
 38.96°N 89.68°W (Elev. 614 ft)
Last Update:
1:26 am CDT Oct 16, 2026
Forecast Valid:
1am CDT Oct 16, 2026-6pm CDT Oct 22, 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