WILL COUNTY, Ill. - A Severe Thunderstorm Watch was issued for Grundy, Will, Kendall, LaSalle and Kankakee counties Sunday night.
The watch is expected to expire at 4 a.m.
Severe thunderstorms are possible overnight — especially along and south of Interstate 88, the National Weather Service said.
Damaging winds, large hail and heavy downpours are possible with these storms.
Additionally, a tornado is possible in central Illinois.