SUN-TIMES MEDIA WIRE - The National Weather Service has issued a flood warning and a flood advisory for portions of the Chicago area after severe thunderstorms moved into the region overnight.
The thunderstorms were expected to continue through Thursday’s morning commute and could produce ponding water on roadways and winds up to 40 mph, the weather service said. There’s also a chance that the storms could produce hail up to the size of a half-dollar.
A flood advisory is in effect until 9:15 a.m. for parts of Cook, Kendall and DuPage counties, as well as southern Lake County, northern Will County, southeastern Kane County and northwestern Lake County in Indiana, the weather service said.
As of 7:45 a.m., 2.73 inches of rainfall had been recorded near Harvard and McHenry over the past 24 hours, according to the weather service. Elgin saw 1.12 inches of rainfall in the same period, while 1.14 inches were reported in Lake Zurich.
A flood warning will also remain in effect through Sunday for the Des Plaines River, which saw record flood levels last week. The flood warning covers the Des Plaines River near Gurnee, Russell and Lincolnshire in Lake County and the Des Plaines River near Des Plaines in Cook County, as well as the Fox River at Algonquin Tailwater in Kane and McHenry counties.