Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fog/Mist
47°F
8°C
| Humidity | 86% |
| Wind Speed | W 12 mph |
| Barometer | 29.99 in (1015.5 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 6.00 mi |
| Wind Chill | 42°F (6°C) |
| Last update | 7 Mar 1:54 pm CST |
Extended Forecast for
Chesterfield MO
This Afternoon

High: 48 °F
Mostly Cloudy
Tonight
Low: 35 °F
Mostly Cloudy
then Patchy
FogSunday
High: 68 °F
Patchy Fog
then SunnySunday Night

Low: 49 °F
Clear
Monday

High: 80 °F
Sunny
Monday Night
Low: 61 °F
Mostly Clear
then Slight
Chance
ShowersTuesday
High: 83 °F
Chance
Showers then
Showers
LikelyTuesday Night

Low: 50 °F
Rain
Wednesday
High: 66 °F
Rain then
Rain Likely
Detailed Forecast
This Afternoon
Mostly cloudy, with a steady temperature around 48. West wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 3 to 8 mph.
Sunday
Patchy fog before 7am. Otherwise, sunny, with a high near 68. Light southwest wind increasing to 5 to 9 mph in the morning.
Sunday Night
Clear, with a low around 49. Southwest wind around 7 mph.
Monday
Sunny, with a high near 80. South wind 6 to 11 mph, with gusts as high as 22 mph.
Monday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 61.
Tuesday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 83. Chance of precipitation is 60%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm before noon, then rain likely. High near 66. Chance of precipitation is 90%.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 68.
Additional Forecasts and Information
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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)
12:25 pm CST Mar 7, 2026
2pm CST Mar 7, 2026-6pm CDT Mar 13, 2026



