I-57 weather conditions near Johnston City, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 84°F 2025-06-17T16:45:00-05:00
• Tonight 2025-06-17, Partly Cloudy. Partly cloudy, with a low around 74. South wind 3 to 7 mph.
• Wednesday 2025-06-18, Slight Chance T-storms then T-storms Likely. A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly sunny, with a high near 89. South southwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
• Wednesday Night 2025-06-18, T-storms then Showers. Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 70. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
• Juneteenth 2025-06-19, Mostly Sunny. Mostly sunny, with a high near 85. West wind around 6 mph.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 67. Calm wind.
• Friday 2025-06-20, Sunny. Sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the afternoon.
• Friday Night 2025-06-20, Clear. Clear, with a low around 71. South wind around 6 mph.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 92. South wind 6 to 10 mph, with gusts as high as 18 mph.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 75. South wind 6 to 8 mph.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 93. South wind 6 to 9 mph.
• Sunday Night 2025-06-22, Clear. Clear, with a low around 75. South wind 3 to 6 mph.
• Monday 2025-06-23, Sunny. Sunny, with a high near 93. South wind 3 to 6 mph.
• Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 75. South wind around 6 mph becoming calm in the evening.
• Tuesday 2025-06-24, Slight Chance T-storms. A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.