I-57 weather conditions near Mount Vernon, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 48°F 2025-10-22T02:56:00-05:00 
Overnight 2025-10-22, Mostly Clear. Mostly clear, with a steady temperature around 44. West wind around 7 mph.
Wednesday 2025-10-22, Sunny. Sunny, with a high near 65. West northwest wind 8 to 16 mph, with gusts as high as 25 mph.- Wednesday Night 2025-10-22, Mostly Clear. Mostly clear, with a low around 38. West wind around 6 mph becoming calm in the evening.
- Thursday 2025-10-23, Sunny. Sunny, with a high near 65. Calm wind becoming northwest 5 to 9 mph in the morning.
- Thursday Night 2025-10-23, Clear then Areas Frost. Areas of frost after 5am. Otherwise, mostly clear, with a low around 35. Calm wind.
Friday 2025-10-24, Areas Frost then Partly Sunny. Areas of frost before 8am. Otherwise, partly sunny, with a high near 64. Calm wind becoming east southeast around 5 mph.
Friday Night 2025-10-24, Slight Chance Showers. A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 46. Calm wind becoming east southeast around 5 mph after midnight.Saturday 2025-10-25, Mostly Cloudy then Slight Chance Showers. A slight chance of showers after 1pm. Mostly cloudy, with a high near 65. East southeast wind 6 to 10 mph.
Saturday Night 2025-10-25, Chance Showers. A chance of showers, mainly after 1am. Mostly cloudy, with a low around 49. East wind 6 to 8 mph.
Sunday 2025-10-26, Chance Showers. A chance of showers. Mostly cloudy, with a high near 69. Southeast wind 7 to 11 mph.- Sunday Night 2025-10-26, Chance Showers. A chance of showers. Mostly cloudy, with a low around 48. East southeast wind 6 to 10 mph.
- Monday 2025-10-27, Slight Chance Showers. A slight chance of showers. Partly sunny, with a high near 69. Southeast wind 7 to 11 mph.
- Monday Night 2025-10-27, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Southeast wind 7 to 9 mph.
- Tuesday 2025-10-28, Chance Showers. A chance of showers and thunderstorms. Partly sunny, with a high near 70. South wind 7 to 11 mph.