Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair with Haze

82°F

28°C

Humidity 74%
Wind Speed W 9 mph
Barometer 30.00 in (1015.0 mb)
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Heat Index87°F (31°C)
Last update 4 Jul 8:54 am CDT
Extended Forecast for

3 Miles WSW Spirit Of St. Louis Airport MO

Extreme Heat Warning July 4, 09:51am until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 4, 09:51am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Independence Day

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Light and variable wind.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 90. West wind 5 to 7 mph becoming northwest in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 70. North wind around 6 mph becoming calm  in the evening.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. Light north wind.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 89.

    High: 89 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Independence Day
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 105. West wind 6 to 8 mph.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Light and variable wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. West wind 5 to 7 mph becoming northwest in the afternoon.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. North wind around 6 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Light north wind.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Spirit Of St. Louis Airport MO
 38.65°N 90.68°W (Elev. 443 ft)
9:37 am CDT Jul 4, 2026
9am CDT Jul 4, 2026-6pm CDT Jul 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database