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.

Partly Cloudy

50°F

10°C

Humidity 82%
Wind Speed E 8 mph
Barometer 30.37 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 11 Apr 7:45 am CDT
Extended Forecast for

New Douglas IL

  • Today

    Today: A slight chance of showers between 4pm and 5pm. Increasing clouds, with a high near 69. East wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southeast wind 7 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Southwest wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South wind 13 to 17 mph, with gusts as high as 24 mph.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers between 4pm and 5pm. Increasing clouds, with a high near 69. East wind 8 to 10 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 58. Southeast wind 7 to 9 mph.
Sunday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Southwest wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South wind 13 to 17 mph, with gusts as high as 24 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
New Douglas IL
 38.98°N 89.67°W (Elev. 620 ft)
Last Update:
5:31 am CDT Apr 11, 2026
Forecast Valid:
8am CDT Apr 11, 2026-6pm CDT Apr 17, 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