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 62°F 2026-05-03T22:56:00-05:00 
Tonight 2026-05-03, Chance T-storms. A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a steady temperature around 59. South wind 6 to 9 mph. Chance of precipitation is 50%.Monday 2026-05-04, Partly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 79. South southwest wind 8 to 18 mph, with gusts as high as 26 mph.
Monday Night 2026-05-04, Showers Likely. Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 59. South southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday 2026-05-05, Showers. Showers and possibly a thunderstorm. High near 66. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Tuesday Night 2026-05-05, Showers. Showers and possibly a thunderstorm. Low around 45. North wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday 2026-05-06, Slight Chance Showers. A 20 percent chance of showers. Partly sunny, with a high near 59. North northeast wind 6 to 8 mph.
Wednesday Night 2026-05-06, Slight Chance Showers. A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 45. North wind around 5 mph becoming calm.
Thursday 2026-05-07, Mostly Sunny. Mostly sunny, with a high near 64. Light north northwest wind becoming west northwest 5 to 10 mph in the morning.
Thursday Night 2026-05-07, Mostly Clear. Mostly clear, with a low around 46. Light and variable wind.Friday 2026-05-08, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 69. South southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Friday Night 2026-05-08, Chance Showers. A chance of showers and thunderstorms. Partly cloudy, with a low around 50. West southwest wind around 6 mph becoming calm in the evening.
Saturday 2026-05-09, Sunny. Sunny, with a high near 73. Light and variable wind becoming west northwest 5 to 7 mph in the morning.- Saturday Night 2026-05-09, Mostly Clear. Mostly clear, with a low around 54. Light southeast wind.
Sunday 2026-05-10, Slight Chance Showers. A slight chance of showers. Mostly sunny, with a high near 75. East southeast wind 5 to 9 mph.