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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.
Partly Cloudy with Haze
90°F
32°C
| Humidity | 62% |
| Wind Speed | W 10 mph |
| Barometer | 29.99 in (1014.5 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 6.00 mi |
| Heat Index | 101°F (38°C) |
| Last update | 4 Jul 11:54 am CDT |
Extended Forecast for
3 Miles SW Weldon Spring Heights MO
Extreme Heat Warning July 4, 12:01pm until July 4, 08:00pm
NOW until 8:00pm Sat
Extreme Heat Warning
Independence Day
High: 92 °F
Chance
T-stormsTonight
Low: 72 °F
Chance
T-stormsSunday
High: 88 °F
Chance
T-stormsSunday Night
Low: 70 °F
Chance
T-stormsMonday
High: 86 °F
Chance
T-stormsMonday Night
Low: 69 °F
Partly Cloudy
Tuesday
High: 87 °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 92. Heat index values as high as 102. 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 88. West wind 5 to 7 mph becoming northwest in the afternoon.
Sunday Night
A 40 percent chance of showers and thunderstorms. Increasing clouds, 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 86. Light north wind.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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 89.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SW Weldon Spring Heights MO
38.68°N 90.74°W (Elev. 597 ft)
38.68°N 90.74°W (Elev. 597 ft)
9:37 am CDT Jul 4, 2026
12pm CDT Jul 4, 2026-6pm CDT Jul 10, 2026
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