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.

Partly Cloudy

86°F

30°C

Humidity 49%
Wind Speed Vrbl 6 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 3 Jul 1:50 pm CDT
Extended Forecast for

5 Miles N Royal Lakes IL

  • Tonight

    Tonight: Mostly clear, with a low around 70. Light south wind.

    Low: 70 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 92. Calm wind becoming south 5 to 8 mph in the morning.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. South wind around 6 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South wind 5 to 8 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 6 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Light south wind.
Independence Day
Mostly sunny, with a high near 92. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 70. South wind around 6 mph.
Saturday
Sunny, with a high near 92. South wind 5 to 8 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 6 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Royal Lakes IL
 39.19°N 89.95°W (Elev. 584 ft)
Last Update:
2:21 pm CDT Jul 3, 2025
Forecast Valid:
3pm CDT Jul 3, 2025-6pm CDT Jul 10, 2025
 
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Additional Resources

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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