Hazardous Weather Outlook Issued for Vermilion County, Illinois
The National Weather Service has issued a Hazardous Weather Outlook for Vermilion County and surrounding areas in Illinois. As of 324 AM CDT on Thursday, August 27, 2026, minor flooding is ongoing along portions of the Illinois River and the Wabash River. No other hazardous weather is expected for today and tonight. However, starting Monday, August 31, 2026, typical summertime heat and humidity are forecast to return to central and southeast Illinois, with heat index values climbing to approximately 100°F (37.8°C) through Friday, September 4, 2026.