



Active Weather Through Memorial Day Weekend
Several rounds of strong to severe thunderstorms and heavy rainfall are expected this holiday weekend across the northern and central Plains into the Upper Midwest, especially on Sunday and Memorial Day. A few strong to severe storms are possible in New England today. Critical fire weather concerns continue across much of the Southwest and through the Southern Rockies. Read More >

Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66° N Lon: 90.66° W Elev: 463 ft.
Fair
73°F
23°C
Humidity | 59% |
Wind Speed | S 9 mph |
Barometer | 29.93 in (1013.1 mb) |
Dewpoint | 58°F (14°C) |
Visibility | 10.00 mi |
Last update | 28 May 11:54 am CDT |
Detailed forecast for
St. Charles County
This Afternoon
Warmer. Mostly sunny. High in the mid 70s to lower 80s. South wind 10 to 15 mph.
Tonight
Warmer. Mostly clear. Low in the 60s. South wind 10 to 15 mph.
Sunday
Breezy, warmer. Mostly sunny. High in the mid to upper 80s. South wind 10 to 20 mph with gusts to around 30 mph.
Sunday Night
Breezy. Mostly clear. Low in the upper 60s. South wind 10 to 15 mph with gusts to around 30 mph.
Memorial Day
Mostly sunny. High near 90. South wind 10 to 15 mph with gusts to around 25 mph.
Monday Night
Clear. Low in the upper 60s.
Tuesday
Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. High around 90.
Tuesday Night
Partly cloudy with a 30 percent chance of showers and thunderstorms. Low in the upper 60s.
Wednesday
Partly sunny with a 40 percent chance of showers and thunderstorms. High in the mid 80s.
Wednesday Night
Mostly cloudy with a 40 percent chance of showers and thunderstorms. Low in the lower 60s.
Thursday
Partly sunny with a 30 percent chance of showers and thunderstorms. High in the upper 70s.
Thursday Night And Friday
Mostly clear. Low in the mid 50s. High around 80.
Additional Forecasts and Information
Click Map For Forecast