Chicago-area forecast calls for widespread snow and low visibility, with ‘peak’ snowfall during morning commutes – NBC Chicago

Hello, snow. Happy to see you again.

Chicago’s snow deficit of nearly a foot changed overnight as a southwestern Illinois winter system set in, bringing widespread and windy snow showers, low visibility and heavy and regular flakes.

A winter weather advisory now covering the entire region is in effect until 6 p.m. Wednesday, according to an alert from the National Weather Service. And while the advisory will extend into the evening, the strongest and steadiest impact of the snow will be on Wednesday morning, creating conditions for a slippery, slippery and rumbling morning commute, said the NBC 5 Storm team.

NBC 5 Traffic reporter Kye Martin reports that slush and snow have already led to a number of accidents and landslides in area counties. In Lake County, authorities closed Butterfield Road northbound in Libertyville on Highway 176 due to a slip due to slippery and slippery conditions.

According to the National Weather Service, Wednesday morning commuters can expect “widespread hazardous travel conditions due to snowy roads and low visibility.”

Snow covers the road in Mount Prospect, Illinois, Wednesday, January 25, 2023

As of 5 a.m., the latest forecast models indicate visibility of less than one mile at O’Hare International Airport and just under two miles near Waukegan.

You can track Illinois road conditions here.

“Maximum” snowfall during morning trips

The snow will be most stable and heaviest during the morning commute, according to the NBC 5 Storm team, until about noon. During those hours, forecast models show between two and four inches of accumulation in the Chicago area are expected, with higher totals in northwest Indiana.

According to the NWS, “maximum snowfall rates” are expected until 10 a.m.

While snow showers in Lake, DuPage, and Cook counties are expected to diminish by Wednesday afternoon, light, scattered lake-effect showers are expected to continue through the evening and into Thursday, particularly in Lake counties. , Porter and LaPorte in Indiana.

Forecast models predict that by Thursday evening, these additional snow showers could increase the accumulation to between three and four inches.

Temperatures Wednesday and Thursday, according to the NBC 5 Storm team, are expected to hover in the high 30s but drop as the week goes on.

Snow in the weekend forecast

A second rapid system is expected to blow through Illinois and Indiana on Friday, with mixed precipitation and possible additional snow, forecast models show.

While the buildups probably won’t amount to much, more will come in behind as the weekend continues.

Another system is expected to push snow into northern Illinois on Saturday, according to the NBC 5 Storm team, hitting areas west and north of Chicago harder than Wednesday’s system likely will.

This snow will likely persist into Sunday afternoon, bringing additional accumulations and causing more travel issues on area roads.

How much snow could Chicago see?

Wednesday through Thursday, the heaviest snowfall accumulations are likely to occur around Lake Michigan and northern Indiana, with two to four inches of snow possible in parts of Cook, DuPage, Kendall, Will, Kankakee counties and Grundy in Illinois.

In northern Lake County, Illinois, those totals could be a bit lower, according to forecast models. In Indiana’s Lake, Porter, Newtown and Jasper counties, however, those totals are likely to be higher, with four to five inches of accumulation possible.

On Saturday and Sunday, the snow is expected to have a greater impact on the northern and western suburbs of Chicago, but the storm’s track could potentially change in the coming days as more data enters the NBC 5 team forecast. Storm.

As it stands, forecast models show an additional two to four inches of snow could be added by Sunday evening, with the heaviest accumulations likely north of Interstate 80.

NBC Chicago

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