Dangerous Heat and Possible Flooding
Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
63°F
17°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 30.11 in (1019.0 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 29 Aug 12:54 am CDT |
Extended Forecast for
Ellisville MO
Overnight
Low: 63 °F
Mostly Clear
Saturday
High: 89 °F
Mostly Sunny
Saturday Night
Low: 70 °F
Partly Cloudy
Sunday
High: 95 °F
Mostly Sunny
Sunday Night
Low: 75 °F
Mostly Clear
Monday
High: 98 °F
Hot
Monday Night
Low: 77 °F
Mostly Clear
Tuesday
High: 98 °F
Hot
Tuesday Night
Low: 78 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 70. South wind around 6 mph.
Sunday
Mostly sunny, with a high near 95. South wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 75. South wind around 7 mph.
Monday
Sunny and hot, with a high near 98.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 96.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ellisville MO
38.58°N 90.57°W (Elev. 696 ft)
38.58°N 90.57°W (Elev. 696 ft)
12:25 am CDT Aug 29, 2026
1am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
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