Hazardous Weather Conditions
Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
77°F
25°C
| Humidity | 69% |
| Wind Speed | W 9 mph |
| Barometer | 30.02 in (1015.8 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 19 Jun 9:51 am CDT |
Extended Forecast for
Saint Ann MO
Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Juneteenth
High: 86 °F
Sunny
Tonight
Low: 68 °F
Mostly Clear
Friday
High: 92 °F
Sunny
Friday Night
Low: 77 °F
Mostly Clear
Saturday
High: 97 °F
Hot
Saturday Night
Low: 78 °F
Mostly Clear
Sunday
High: 97 °F
Hot
Sunday Night
Low: 78 °F
Mostly Clear
Monday
High: 97 °F
Hot
Detailed Forecast
Juneteenth
Sunny, with a high near 86. Northwest wind around 8 mph.
Tonight
Mostly clear, with a low around 68. West wind 5 to 7 mph becoming light and variable.
Friday
Sunny, with a high near 92. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 77. South wind around 10 mph.
Saturday
Sunny and hot, with a high near 97. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 78.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Saint Ann MO
38.73°N 90.4°W (Elev. 597 ft)
38.73°N 90.4°W (Elev. 597 ft)
2:51 am CDT Jun 19, 2025
10am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
