Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

36°F

2°C

Humidity 77%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 Feb 4:55 am CST
Extended Forecast for

5 Miles N Royal Lakes IL

  • Today

    Today: Rain, mainly after noon.  High near 52. Light south wind becoming east 5 to 10 mph in the afternoon.  Chance of precipitation is 90%.

    High: 52 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: Rain.  Low around 42. East wind around 10 mph.  Chance of precipitation is 100%.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 56. Northeast wind 7 to 10 mph.

    High: 56 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. North wind around 5 mph becoming calm  in the evening.

    Low: 35 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after noon. High near 52. Light south wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 90%.
Tonight
Rain. Low around 42. East wind around 10 mph. Chance of precipitation is 100%.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 56. Northeast wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 35. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Mostly sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly cloudy, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 67.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Royal Lakes IL
 39.19°N 89.95°W (Elev. 584 ft)
4:36 am CST Feb 14, 2026
5am CST Feb 14, 2026-6pm CST Feb 20, 2026
 
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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