Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 19 Aug 6:50 am CDT
Extended Forecast for

3 Miles N Highland IL

Heat Advisory August 19, 07:34am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 07:34am until August 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Today

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 70. North wind 5 to 7 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. North wind 6 to 10 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. North wind 5 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94. Heat index values as high as 107. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 70. North wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 86. North wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 64. North wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Highland IL
 38.78°N 89.68°W (Elev. 548 ft)
5:51 am CDT Aug 19, 2025
7am CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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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