Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
59°F
15°C
| Humidity | 39% |
| Wind Speed | N 3 mph |
| Barometer | 30.47 in (1031.8 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Last update | 17 Oct 4:53 pm CDT |
Extended Forecast for
Sauget IL
Frost Advisory October 18, 01:00am until October 18, 09:00am
Tonight
Low: 39 °F
Clear then
Patchy FogSunday
High: 70 °F
Patchy Fog
then SunnySunday Night
Low: 40 °F
Clear
Monday
High: 73 °F
Sunny
Monday Night
Low: 43 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 39. Light and variable wind.
Sunday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 70. Calm wind becoming south around 6 mph in the morning.
Sunday Night
Clear, with a low around 40. Light and variable wind.
Monday
Sunny, with a high near 73. Calm wind.
Monday Night
Mostly clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sauget IL
38.6°N 90.18°W (Elev. 404 ft)
38.6°N 90.18°W (Elev. 404 ft)
2:20 pm CDT Oct 17, 2026
5pm CDT Oct 17, 2026-6pm CDT Oct 24, 2026
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