WTTW News explains the science behind lake effect snow. (Hint: We’re lucky to be on this side of Lake Michigan.)

Snow falls in the North Park neighborhood on Jan. 25, 2023. (Dan Lambert / WTTW News)

Lingering lake effect snow could make the evening rush hour an equal exercise in patience, according to the National Weather Service.

(Nikita Khandelwal / Pexels)

The National Weather Service is trackiThe National Weather Service is tracking a storm set to hit late Tuesday, with peak snowfall during Wednesday morning’s commute. The greatest snow totals are expected east of I-55 and south of I-80.ng a storm set to hit late Tuesday, with peak snowfall during Wednesday morning's commute. The greatest snow totals are expected east of I-55 and south of I-80.

(City of Chicago)

The Department of Streets and Sanitation has announced the 50 finalists in the contest. Voting is open to Chicago residents through Jan. 31.

(Patty Wetli / WTTW News)

The snow total from Thursday was a mere 1.3 inches at O'Hare (though northwest Indiana and lower Michigan have been hammered with lake effect), but the real danger of this system was always the wind and cold, meteorologists said.

(Image by Ryan Minion from Pixabay)

Unless you live in a year-round warm climate and plan to stay there, it’s important to know how winter storms behave, how to avoid and prepare for them, and heaven forbid, what to do in the worst-case scenario.

High winds and low visibility, not massive snow totals, are hallmarks of blizzards. (Hans / Pixabay)

Let’s talk ‘bomb cyclone’ while we’re at it.

What will be the hallmark of the impending Christmas blizzard of 2022? Probably not a lot of snow, but that’s not what blizzards are about anyway.

(City of Chicago)

Chicago has launched a contest to name six of its snowplows — one for each snow district — and the competition promises to be fierce.

(WTTW News)

Starting Dec. 1, Chicago’s overnight parking ban takes effect on 107 miles of streets, snow or no snow, from 3-7 a.m. daily through April 1.

The first snow of 2022 followed record high temps. (Patty Wetli / WTTW News)

A winter weather advisory went into effect Tuesday morning for much of the Chicago region, a far cry from last week's balmy 70-degree temperatures.

(WTTW News)

What if homeowners didn’t have to plow sidewalks and city workers took up that function instead? There is a growing movement to do just that — and it’s driven by the inconsistency and lack of accessibility of Chicago’s sidewalks after a big snow event.

(Darius Cotoi / Unsplash)

It wasn't exactly a winter wonderland, but the first snowflakes of the season were recorded Monday morning at O'Hare, according to the National Weather Service.

(Patty Wetli / WTTW News)

Meteorologists have a clearer picture of the timing of Thursday’s winter storm, and it looks likely to snarl both the morning and evening commutes, especially in Chicago.

Lake effect snow made for a rough morning Friday. (Patty Wetli / WTTW News)

The National Weather Service is encouraging people to avoid non-essential travel, with intense snowfall rates of 1 to 2 inches per hour.

A view looking north from the Field Museum in Chicago captured at 8:25 a.m. Jan. 23, 2022, by a National Weather Service camera. (Courtesy of National Weather Service.)

As of 6 a.m. Sunday, snowfall totals measured 3.6 inches at Midway Airport, 3.5 inches at O’Hare Airport and 2.8 inches in Romeoville, according to the National Weather Service. Another round of snow is expected Monday morning. 

Photos taken on Interstate-94 near Porter County, Indiana, show weather conditions scarcely 2 miles apart. (Indiana Department of Transportation)

A couple of Indiana highway cameras caught lake effect snow in action Thursday morning, offering a picture-perfect snapshot of one of the region’s quirkier weather phenomena.