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Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
36°F
2°C
| Humidity | 70% |
| Wind Speed | N 12 mph |
| Barometer | 30.16 in (1021.5 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 28°F (-2°C) |
| Last update | 3 Feb 11:53 am CST |
Extended Forecast for
Granite City IL
This Afternoon
High: 35 °F
Mostly Cloudy
Tonight
Low: 21 °F
Mostly Cloudy
Wednesday
High: 31 °F
Partly Sunny
Wednesday Night
Low: 15 °F
Partly Cloudy
Thursday
High: 40 °F
Partly Sunny
Thursday Night
Low: 33 °F
Mostly Clear
Friday
High: 49 °F
Sunny
Friday Night
Low: 25 °F
Mostly Clear
Saturday
High: 42 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 35. North wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 21. North wind around 6 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 31. Calm wind becoming north 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 15. Calm wind.
Thursday
Partly sunny, with a high near 40. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 48.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Granite City IL
38.71°N 90.11°W (Elev. 413 ft)
38.71°N 90.11°W (Elev. 413 ft)
12:26 pm CST Feb 3, 2026
12pm CST Feb 3, 2026-6pm CST Feb 9, 2026
Additional Resources
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Hourly Weather Forecast
