Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
45°F
7°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 30.36 in (1028.4 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 9:54 pm CDT |
Extended Forecast for
3 Miles ENE Defiance MO
Tonight
Low: 40 °F
Clear then
Patchy FogMonday
High: 74 °F
Patchy Fog
then SunnyMonday Night
Low: 44 °F
Partly Cloudy
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 47 °F
Clear
Thursday
High: 77 °F
Sunny
Thursday Night
Low: 49 °F
Clear
Detailed Forecast
Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 40. Light south wind.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 74. Calm wind.
Monday Night
Partly cloudy, with a low around 44. Calm wind.
Tuesday
Sunny, with a high near 75. Calm wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 77.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 49.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles ENE Defiance MO
38.66°N 90.74°W (Elev. 449 ft)
38.66°N 90.74°W (Elev. 449 ft)
10:41 pm CDT Oct 18, 2026
10pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
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