Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
58°F
14°C
| Humidity | 72% |
| Wind Speed | W 10 mph |
| Barometer | 29.81 in (1009.4 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 4 Nov 11:53 am CST |
Extended Forecast for
Granite City IL
This Afternoon
High: 60 °F
Mostly Cloudy
Tonight
Low: 46 °F
Decreasing
CloudsThursday
High: 63 °F
Increasing
CloudsThursday Night
Low: 46 °F
Isolated
Showers then
Mostly CloudyFriday
High: 59 °F
Partly Sunny
Friday Night
Low: 37 °F
Partly Cloudy
Saturday
High: 57 °F
Mostly Sunny
Saturday Night
Low: 36 °F
Partly Cloudy
Sunday
High: 61 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 60. West wind 7 to 11 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Southwest wind 3 to 6 mph.
Thursday
Increasing clouds, with a high near 63. West wind 6 to 10 mph.
Thursday Night
Isolated showers between 9pm and 10pm. Increasing clouds, with a low around 46. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 59. North wind 7 to 11 mph.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 61.
Sunday Night
Clear, with a low around 37.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 70.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Granite City IL
38.71°N 90.14°W (Elev. 410 ft)
38.71°N 90.14°W (Elev. 410 ft)
11:31 am CST Nov 4, 2026
12pm CST Nov 4, 2026-6pm CST Nov 10, 2026
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