I-57 weather conditions near Onarga, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 83°F 2025-06-18T12:35:00-05:00
• This Afternoon 2025-06-18, Severe Thunderstorms. Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. Temperature falling to around 73 by 5pm. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
• Tonight 2025-06-18, Severe Thunderstorms and Breezy then Slight Chance Showers. A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Some of the storms could be severe. Mostly cloudy, with a low around 64. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
• Juneteenth 2025-06-19, Mostly Sunny. Mostly sunny, with a high near 83. West northwest wind around 10 mph, with gusts as high as 15 mph.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 63. West wind around 5 mph becoming calm.
• Friday 2025-06-20, Mostly Sunny. Mostly sunny, with a high near 87. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
• Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 71.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 93.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 75.
• Sunday 2025-06-22, Hot. Sunny and hot, with a high near 95.
• Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 75.
• Monday 2025-06-23, Hot. Sunny and hot, with a high near 95.
• Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 74.
• Tuesday 2025-06-24, Sunny then Chance T-storms. A chance of showers and thunderstorms. Sunny, with a high near 93.