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.

A Few Clouds

86°F

30°C

Humidity 40%
Wind Speed SW 8 mph
Barometer 30.18 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 3 Oct 2:50 pm CDT
Extended Forecast for

4 Miles SE New Douglas IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Southwest wind around 6 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Light south wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the morning.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56. South wind 3 to 6 mph.

    Low: 56 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 14 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 61. Light south wind.
Saturday
Sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the morning.
Saturday Night
Clear, with a low around 56. South wind 3 to 6 mph.
Sunday
Sunny, with a high near 86. South wind 5 to 14 mph.
Sunday Night
Mostly clear, with a low around 62.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE New Douglas IL
 38.93°N 89.62°W (Elev. 561 ft)
Last Update:
2:36 pm CDT Oct 3, 2025
Forecast Valid:
2pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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