Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
23°F
-5°C
| Humidity | 48% |
| Wind Speed | W 13 G 22 mph |
| Barometer | 30.17 in (1022.8 mb) |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 11°F (-12°C) |
| Last update | 16 Mar 9:54 pm CDT |
Extended Forecast for
2 Miles NW O'Fallon MO
Tonight

Low: 14 °F
Mostly Clear
Tuesday

High: 36 °F
Increasing
CloudsTuesday Night
Low: 32 °F
Chance Snow
then Slight
Chance
Rain/SnowWednesday

High: 65 °F
Sunny
Wednesday Night

Low: 44 °F
Partly Cloudy
Thursday

High: 74 °F
Sunny
Thursday Night

Low: 46 °F
Mostly Clear
Friday

High: 78 °F
Mostly Sunny
Friday Night

Low: 52 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 14. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.
Tuesday
Increasing clouds, with a high near 36. Northwest wind around 7 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 2am, then a slight chance of rain. Cloudy, with a low around 32. Southeast wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Wednesday
Sunny, with a high near 65. South wind 7 to 10 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 44. Light and variable wind.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 55.
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)
8:56 pm CDT Mar 16, 2026
10pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026


