Weather

Portions of northern Illinois are under a wind chill advisory from 11 p.m. Thursday through 10 a.m. Friday, as temperatures throughout the northern part of the state will dip below zero overnight according to the National Weather Service.

Freezing temperatures are expected through the week with the thermometer reaching “well below zero” overnight Monday into Tuesday, the National Weather Service forecasted Monday.

DeKalb County roads are in good conditions as of midday Sunday, though police responded to nearly two dozen cars in ditches as snow fell Saturday and overnight, said DeKalb County Sheriff Andy Sullivan.

While most of northern Illinois digs out of Saturday’s snowfall that recorded in parts nearly half a foot of snow overnight into Sunday, area residents should brace for frigid temperatures into Monday, according to the National Weather Service.

Heaviest snowfall expected Saturday evening in Winnebago, Boone, McHenry and Lake counties, but other areas north of Interstate 80 could also see winter storm conditions.

The McHenry County Sheriff’s Office said it responded to many accidents, such as cars in ditches, stemming from hazardous road conditions during Saturday's snow.

Update: Northern Illinoisans especially those north of Interstate 88 should prepare for hazardous travel and 3 to 6 inches of snow under Saturday's daylong winter weather advisory, according to the latest from the National Weather Service.

Northern Illinois is expected to get more snow through the weekend and Friday morning’s commute could be sloppy, especially for motorists north of Interstate 88, according to the National Weather Service.

Temperatures abate impact of 3-inch snowfall

The city of DeKalb has activated its snow routes procedures and parking prohibitions Wednesday morning as snowfall has exceeded two inches, with more expected on the way.

Crashes – mostly minor but a few that involved injuries requiring transportation to an area hospital – were reported around McHenry County as the area saw one of the most significant snowfalls so far this winter.

Snow isn’t through with northern Illinois yet, as another bout is expected Friday and a larger one with accumulation likely Saturday into Sunday, according to the National Weather Service.

Snow began to fall Tuesday night, and snow showers are expected to continue through Friday. Heading into early next week, temperatures could get into the single digits.

What are the biggest 1-day snowfall totals in Illinois history? Here are the top 10, using data from the National Centers for Environmental Information.

Light snow was expected across parts of northern Illinois Sunday morning, causing potentially slippery travel for motorists, according to the National Weather Service.