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Hazardous Weather Conditions
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 Index | 87°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
NOW until 8:00pm Sat

Extreme Heat Warning
Independence Day

High: 93 °F
Chance
T-stormsTonight

Low: 72 °F
Chance
T-stormsSunday

High: 90 °F
Chance
T-stormsSunday Night

Low: 70 °F
Chance
T-stormsMonday

High: 88 °F
Chance
T-stormsMonday Night
Low: 70 °F
Partly Cloudy
then Slight
Chance
T-stormsTuesday

High: 89 °F
Slight Chance
T-stormsTuesday Night

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.
Additional Forecasts and Information
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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)
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



