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Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
51°F
11°C
| Humidity | 41% |
| Wind Speed | SW 10 G 21 mph |
| Barometer | 29.87 in (1011.4 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 47°F (8°C) |
| Last update | 13 Jan 8:53 am CST |
Extended Forecast for
Valmeyer IL
Today

High: 66 °F
Mostly Sunny
Tonight

Low: 38 °F
Chance Rain
Wednesday

High: 41 °F⇓
Partly Sunny
Wednesday Night

Low: 17 °F
Mostly Clear
Thursday

High: 34 °F
Sunny
Thursday Night

Low: 28 °F
Mostly Cloudy
Friday

High: 45 °F
Partly Sunny
Friday Night

Low: 22 °F
Mostly Cloudy
Saturday

High: 33 °F
Partly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 66. West wind 7 to 13 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 38. West wind 7 to 9 mph.
Wednesday
Partly sunny, with a temperature falling to around 33 by 5pm. Northwest wind 9 to 15 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 17. North wind 6 to 14 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 34. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 11.
Sunday
Sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 13.
M.L.King Day
Sunny, with a high near 37.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Valmeyer IL
38.29°N 90.3°W (Elev. 515 ft)
38.29°N 90.3°W (Elev. 515 ft)
9:11 am CST Jan 13, 2026
9am CST Jan 13, 2026-6pm CST Jan 19, 2026



