


Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
77°F
25°C
Humidity | 90% |
Wind Speed | S 5 mph |
Barometer | 29.89 in (1011.2 mb) |
Dewpoint | 74°F (23°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 15 Jul 10:54 pm CDT |
Extended Forecast for
Chesterfield MO
Tonight
Low: 73 °F
Patchy Fog
Wednesday
High: 94 °F
Slight Chance
T-storms and
Patchy FogWednesday Night
Low: 75 °F
Slight Chance
T-stormsThursday
High: 89 °F
Slight Chance
T-storms then
Chance
T-stormsThursday Night
Low: 70 °F
Chance
T-stormsFriday
High: 85 °F
Chance
T-stormsFriday Night
Low: 73 °F
Slight Chance
T-stormsSaturday
High: 91 °F
Chance
T-stormsSaturday Night
Low: 75 °F
Slight Chance
T-storms then
Chance
Showers
Detailed Forecast
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 73. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southwest wind around 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. West wind around 7 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
Sunny, with a high near 96.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Chesterfield MO
38.65°N 90.6°W (Elev. 466 ft)
38.65°N 90.6°W (Elev. 466 ft)
10:07 pm CDT Jul 15, 2025
11pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025