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Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
69°F
21°C
| Humidity | 78% |
| Wind Speed | S 10 G 20 mph |
| Barometer | 29.58 in (1001.1 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 17 Jun 6:54 am CDT |
Extended Forecast for
Chesterfield MO
Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Flood Warning June 17, 07:23am until June 18, 01:00pm
NOW until 1:00pm Thu
Flood Warning
Today
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms and
BreezyTonight
Low: 68 °F
T-storms
Likely then
Slight Chance
T-stormsThursday
High: 81 °F
Mostly Sunny
then Chance
ShowersThursday Night
Low: 60 °F
Partly Cloudy
Juneteenth
High: 84 °F
Sunny
Friday Night
Low: 64 °F
Partly Cloudy
Saturday
High: 87 °F
Mostly Sunny
Saturday Night
Low: 68 °F
Slight Chance
T-storms then
Chance
T-storms
Detailed Forecast
Today
A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 92. Breezy, with a southwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 46 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 68. West wind 7 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.
Thursday
A chance of showers and thunderstorms. Increasing clouds, with a high near 81. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 84. Light northwest wind.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68.
Sunday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Chesterfield MO
38.67°N 90.57°W (Elev. 446 ft)
38.67°N 90.57°W (Elev. 446 ft)
6:56 am CDT Jun 17, 2026
7am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
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