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

54°F

12°C

Humidity 82%
Wind Speed S 14 G 23 mph
Barometer 29.75 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 17 Feb 3:50 pm CST
Extended Forecast for

3 Miles ENE New Douglas IL

  • Tonight

    Tonight: A slight chance of showers between midnight and 3am. Cloudy, with a low around 53. Breezy, with a south wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Breezy.
    Cloudy then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 69. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 69 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 48. South wind 3 to 6 mph.

    Low: 48 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 67. South wind 6 to 16 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. West wind 10 to 17 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after noon. Mostly sunny, with a high near 41.

    High: 41 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
A slight chance of showers between midnight and 3am. Cloudy, with a low around 53. Breezy, with a south wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 48. South wind 3 to 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 67. South wind 6 to 16 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 35. West wind 10 to 17 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 28.
Saturday
A 40 percent chance of snow, mainly after noon. Mostly sunny, with a high near 41.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 24.
Sunday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 18.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE New Douglas IL
 38.98°N 89.62°W (Elev. 600 ft)
Last Update:
1:36 pm CST Feb 17, 2026
Forecast Valid:
4pm CST Feb 17, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation