I-270 MO weather conditions near Granite City, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 45°F 2025-04-06T10:50:00-05:00 
Today 2025-04-06, Slight Chance Showers. A 20 percent chance of showers. Cloudy, with a high near 49. North wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight 2025-04-06, Gradual Clearing. Cloudy during the early evening, then gradual clearing, with a low around 34. North wind 5 to 7 mph becoming light and variable.
Monday 2025-04-07, Sunny. Sunny, with a high near 58. West wind 6 to 16 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Monday Night 2025-04-07, Mostly Clear. Mostly clear, with a low around 28. North wind 8 to 13 mph becoming light northeast after midnight. Winds could gust as high as 21 mph.
Tuesday 2025-04-08, Sunny. Sunny, with a high near 54. Light and variable wind.
Tuesday Night 2025-04-08, Partly Cloudy. Partly cloudy, with a low around 40.
Wednesday 2025-04-09, Chance Showers. A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 67.
Wednesday Night 2025-04-09, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Thursday 2025-04-10, Chance Showers. A 40 percent chance of showers. Mostly sunny, with a high near 67.
Thursday Night 2025-04-10, Slight Chance Showers. A 20 percent chance of showers before 1am. Partly cloudy, with a low around 43.- Friday 2025-04-11, Sunny. Sunny, with a high near 62.
- Friday Night 2025-04-11, Mostly Clear. Mostly clear, with a low around 41.
Saturday 2025-04-12, Slight Chance Showers. A 20 percent chance of showers. Sunny, with a high near 67.