Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Partly Cloudy
80°F
27°C
| Humidity | 58% |
| Wind Speed | NW 8 mph |
| Barometer | 30.02 in (1016.0 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 19 Jun 11:54 am CDT |
Extended Forecast for
Byrnes Mill MO
Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Juneteenth
High: 86 °F
Sunny
Tonight
Low: 66 °F
Clear
Friday
High: 93 °F
Sunny
Friday Night
Low: 75 °F
Mostly Clear
Saturday
High: 96 °F
Sunny
Saturday Night
Low: 75 °F
Mostly Clear
Sunday
High: 96 °F
Sunny
Sunday Night
Low: 76 °F
Mostly Clear
Monday
High: 97 °F
Hot
Detailed Forecast
Juneteenth
Sunny, with a high near 86. West wind around 5 mph.
Tonight
Clear, with a low around 66. Light and variable wind.
Friday
Sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 75. South wind around 7 mph.
Saturday
Sunny, with a high near 96. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Additional Forecasts and Information
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Point Forecast:
Byrnes Mill MO
38.43°N 90.58°W (Elev. 495 ft)
38.43°N 90.58°W (Elev. 495 ft)
11:52 am CDT Jun 19, 2025
12pm CDT Jun 19, 2025-6pm CDT Jun 25, 2025
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