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

25°F

-4°C

Humidity 54%
Wind Speed NW 17 G 25 mph
Barometer 30.13 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 16 Mar 9:50 pm CDT
Extended Forecast for

New Douglas IL

  • Tonight

    Tonight: Scattered flurries before 10pm. Cloudy early, then gradual clearing, with a low around 13. Northwest wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Scattered
    Flurries

  • Tuesday

    Tuesday: Increasing clouds, with a high near 32. Northwest wind 7 to 9 mph becoming southwest in the afternoon.

    High: 32 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow before 5am, then a slight chance of rain and snow. Cloudy, with a low around 28. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 28 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered flurries before 10pm. Cloudy early, then gradual clearing, with a low around 13. Northwest wind 13 to 16 mph, with gusts as high as 28 mph.
Tuesday
Increasing clouds, with a high near 32. Northwest wind 7 to 9 mph becoming southwest in the afternoon.
Tuesday Night
A chance of snow before 5am, then a slight chance of rain and snow. Cloudy, with a low around 28. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 60. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 40. South wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 52.
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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:
8:56 pm CDT Mar 16, 2026
Forecast Valid:
9pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation