Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Overcast
35°F
2°C
| Humidity | 37% |
| Wind Speed | SE 7 mph |
| Barometer | 30.10 in (1020.2 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 29°F (-2°C) |
| Last update | 17 Mar 11:54 pm CDT |
Extended Forecast for
2 Miles NW O'Fallon MO
Overnight

Low: 32 °F
Cloudy
Wednesday

High: 63 °F
Becoming
SunnyWednesday Night

Low: 46 °F
Mostly Cloudy
Thursday

High: 73 °F
Decreasing
CloudsThursday Night

Low: 43 °F
Mostly Clear
Friday

High: 74 °F
Sunny
Friday Night

Low: 51 °F
Partly Cloudy
Saturday

High: 81 °F
Sunny
Saturday Night

Low: 57 °F
Mostly Clear
Detailed Forecast
Overnight
Cloudy, with a low around 32. South wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 63. South wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Light and variable wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 58.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles NW O'Fallon MO
38.81°N 90.74°W (Elev. 499 ft)
38.81°N 90.74°W (Elev. 499 ft)
10:21 pm CDT Mar 17, 2026
12am CDT Mar 18, 2026-6pm CDT Mar 24, 2026


