I-255 IL weather conditions near Saint Louis, Missouri
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 17°F 2025-12-14T15:53:00-06:00 
Tonight 2025-12-14, Clear. Clear, with a low around 11. Calm wind becoming south around 6 mph after midnight.
Monday 2025-12-15, Sunny. Sunny, with a high near 42. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Monday Night 2025-12-15, Mostly Clear. Mostly clear, with a low around 28. Southwest wind 3 to 5 mph.
Tuesday 2025-12-16, Sunny. Sunny, with a high near 51. South wind 3 to 7 mph.
Tuesday Night 2025-12-16, Mostly Cloudy. Mostly cloudy, with a low around 36. Southwest wind 3 to 6 mph.- Wednesday 2025-12-17, Mostly Sunny. Mostly sunny, with a high near 55.
Wednesday Night 2025-12-17, Mostly Cloudy then Slight Chance Showers. A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 45.
Thursday 2025-12-18, Showers Likely then Chance Showers. Showers likely, mainly before noon. Partly sunny, with a high near 59. Chance of precipitation is 60%.
- Thursday Night 2025-12-18, Mostly Clear. Mostly clear, with a low around 21.
- Friday 2025-12-19, Mostly Sunny. Mostly sunny, with a high near 38.
Friday Night 2025-12-19, Partly Cloudy. Partly cloudy, with a low around 31.
Saturday 2025-12-20, Partly Sunny. Partly sunny, with a high near 56.- Saturday Night 2025-12-20, Mostly Cloudy. Mostly cloudy, with a low around 35.
- Sunday 2025-12-21, Partly Sunny. Partly sunny, with a high near 46.