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.

Fair

57°F

14°C

Humidity 59%
Wind Speed E 6 mph
Barometer 30.27 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 31 Oct 6:50 am CDT
Extended Forecast for

5 Miles N Royal Lakes IL

  • Today

    Today: A chance of sprinkles between 9am and 4pm. Cloudy, with a high near 70. East wind around 6 mph.

    High: 70 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: A chance of sprinkles before 8pm, then a slight chance of rain after 3am. Mostly cloudy, with a low around 54. East wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Cloudy then
    Slight Chance
    Rain

  • Sunday

    Sunday: Rain likely before 2pm. Mostly cloudy, with a high near 65. Southeast wind 5 to 9 mph. Chance of precipitation is 60%.

    High: 65 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. Southeast wind 6 to 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Cloudy, with a high near 68. Southeast wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 58. Breezy.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 1pm. High near 71. Breezy. Chance of precipitation is 80%.

    High: 71 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of sprinkles between 9am and 4pm. Cloudy, with a high near 70. East wind around 6 mph.
Tonight
A chance of sprinkles before 8pm, then a slight chance of rain after 3am. Mostly cloudy, with a low around 54. East wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday
Rain likely before 2pm. Mostly cloudy, with a high near 65. Southeast wind 5 to 9 mph. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 52. Southeast wind 6 to 8 mph.
Monday
A 20 percent chance of showers before 1pm. Cloudy, with a high near 68. Southeast wind 8 to 16 mph, with gusts as high as 24 mph.
Monday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 58. Breezy.
Tuesday
Showers, with thunderstorms also possible after 1pm. High near 71. Breezy. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 65.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Royal Lakes IL
 39.19°N 89.95°W (Elev. 584 ft)
Last Update:
5:46 am CDT Oct 31, 2026
Forecast Valid:
7am CDT Oct 31, 2026-6pm CST Nov 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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