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: Fog/Mist 63°F 2025-06-20T04:56:00-05:00 
Today 2025-06-20, Sunny. Sunny, with a high near 89. Light south wind becoming south southwest 5 to 10 mph in the morning.
Tonight 2025-06-20, Mostly Clear. Mostly clear, with a low around 74. South wind 7 to 9 mph.- Saturday 2025-06-21, Sunny. Sunny, with a high near 94. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
- Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 76. South wind 6 to 10 mph.
Sunday 2025-06-22, Sunny. Sunny, with a high near 95. South southwest wind 6 to 10 mph.- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 75. South wind 3 to 7 mph.
- Monday 2025-06-23, Sunny. Sunny, with a high near 94. South wind 3 to 6 mph.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
- Tuesday 2025-06-24, Sunny. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
- Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 76. Calm wind.
Wednesday 2025-06-25, Slight Chance Showers then Slight Chance T-storms. A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming south southwest around 6 mph in the afternoon.
- Wednesday Night 2025-06-25, Mostly Clear. Mostly clear, with a low around 75. Light south southwest wind.
Thursday 2025-06-26, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south southwest 5 to 7 mph in the morning.