ILLINOIS — Most of the region is now under an Enhanced Risk of severe weather heading into Monday and Monday night, with forecasters warning that all hazards including damaging winds, large hail, and tornadoes will be possible across a wide area spanning Illinois and Indiana. The highest concentration of the strongest storms is expected to develop across much of central Illinois.
Timing indicates storms will fire by early to mid-afternoon in western Illinois before pushing east through the evening hours and into Monday night.
Who Faces the Highest Risk
Central Illinois sits at the core of the Enhanced Risk zone, where storm activity is expected to be most intense and widespread. Cities including Terre Haute, Vincennes, and Evansville on the Indiana side, along with Gary to the north, all fall within the elevated threat area.
Further east across Indiana, cities including Indianapolis, Lafayette, Muncie, Bloomington, Jasper, and Corydon sit within a slight risk zone where scattered severe storms remain possible as the system moves through.
All Three Hazards on the Table
This is not a single-threat event. Forecasters are emphasizing that wind, hail, and tornadoes are all possible with the strongest storms that develop Monday. That combination of hazards means residents across the entire risk area need to be prepared for multiple types of severe weather impacts rather than focusing on just one threat…