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.

Overcast

50°F

10°C

Humidity 88%
Wind Speed W 8 mph
Barometer 29.99 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 6 May 8:50 am CDT
Extended Forecast for

5 Miles N Royal Lakes IL

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 6 to 9 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Light north wind.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming west 5 to 9 mph in the morning.

    High: 63 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. South wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 71 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    T-storms

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 6 to 9 mph.
Tonight
Partly cloudy, with a low around 38. Light north wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming west 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 44. South wind 5 to 7 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
Sunny, with a high near 77.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 69.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 46.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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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:
7:35 am CDT May 6, 2026
Forecast Valid:
9am CDT May 6, 2026-6pm CDT May 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation