The latest developments in a storm bringing snow to parts of the Midwest (all times local):
Flight cancellations at Chicago's two airports are growing as the slow-moving storm system dumps snow in northern Illinois.
Flight-tracking website FlightAware.com showed more than 350 flights in and out of O'Hare International Airport had been canceled as of Saturday afternoon. The airport had received 7 inches by midday Saturday.
Midway International Airport, which is in the southeast part of Chicago, had about 175 departing and arriving flights that had been canceled Saturday afternoon.
In Indianapolis, the city activated its snow plows Saturday afternoon as a line of moderate to heavy snow showers swept across the area, covering rooftops and lawns with about a third of an inch of snow.
Weather Service meteorologist Meagan Bird said Indiana's capital city is expected to get a storm total of 1 to 3 inches of snow.
The southern Wisconsin city of Janesville is digging out after the wintry storm dumped between 10 and 20 inches of snow by Saturday afternoon.
Southside True Value Hardware manager Matt Krienke says the store has sold three snowblowers and more than 50 snow shovels over the last three days.
He says sidewalk salt and tube sand, which adds weight to vehicles to improve traction, have been "going like crazy."
In the northern Indiana city of LaPorte, the storm had dropped about four inches of snow by noon Saturday.
Alizha Demunck, who works at the Little Chocolates candy store, says the snow wasn't slowing shoppers from seeking out handmade chocolates.
She says LaPorte gets heavy snowfalls so frequently that "most people aren't even fazed by it."
The snow is pushing into northern Indiana and parts of Michigan after dumping more than a foot on Chicago's northern suburbs.
National Weather Service Meteorologist Nathan Jeruzal says about 5 inches of snow had fallen on Kalamazoo in southern Michigan by Saturday morning. Grand Rapids in western Michigan had about 3 inches.
Jeruzal says 5 to 8 inches are expected along a corridor from Battle Creek toward Port Huron, though some could get as much as 10 inches.
Indiana's northernmost counties are forecast to receive 6 to 8 inches of snow, but weather service meteorologist Evan Bentley says Indiana's heaviest accumulation by late morning was 3 inches near South Bend's airport.
Storm warnings and advisories were issued throughout northern Indiana and Michigan's Lower Peninsula.
The wintry storm has dumped more than a foot of snow in Chicago's northwestern suburbs, with one site reporting nearly 15 inches.
National Weather Service meteorologist Amy Seeley says Boone and McHenry counties and adjacent areas of Wisconsin had the highest storm totals as of 8 a.m. Saturday, with 14.6 inches reported in Capron, which is about 60 miles northwest of Chicago. Woodstock had 12.5 inches and Roscoe recorded 11.7 inches.
Seeley says it's not often the Chicago area's first snowfall of the season dumps more than six inches of snow.
Chicago's O'Hare International Airport had 5.4 inches as of 6 a.m. Saturday.
Since Friday morning, the storm has left a trail of varying snowfall amounts and some rain from South Dakota to Illinois.
The slow-moving wintry weather is putting a stop to some flights in the Chicago area.
Flight- tracking website FlightAware.com showed Saturday morning that about 250 flights in and out of Chicago's O'Hare International Airport had been canceled. The airport had 4 inches of snow early Saturday.
Midway International Airport, which is in the southeast part of Chicago, only had about 100 departing and arriving flights that had been canceled by Saturday morning.
Snow totals have ranged in northern Illinois from about a foot in Marengo, which is 65 miles northwest of the city, to a rain and snow mix in the city itself.
The storm that moved into northern Illinois, Indiana and southern Michigan overnight has dumped up to a foot of snow in some places.
National Weather Service meteorologist Bruce Sullivan says that Marengo, Illinois got 12 inches overnight and snow was still falling. Marengo is about 65 miles northwest of Chicago. New totals were not yet available for the Chicago area although south of the city only an inch fell, while O'Hare airport had 4 inches by midnight Friday. Some north and northwest suburbs had between 4 and 8 inches.
Behind the front, temperatures fell sharply in Iowa and South Dakota. Sioux Falls, South Dakota was a chilly 11 degrees early Saturday morning and Estherville in northern Iowa was 6 degrees with a wind chill of minus 4 degrees, the weather service said.
The snow is expected to continue Saturday through Illinois, Indiana and Michigan but the front will move into Canada by Sunday, the weather service says.
The first significant storm of the season was blanketing parts of the Midwest with a foot or more of snow, creating hazardous conditions as some travelers prepared to depart for the Thanksgiving holiday.
While winter has not officially begun, the shovels and snow blowers were out from South Dakota through southern Minnesota, Iowa and southern Wisconsin to northern Illinois and Indiana. The National Weather Service said the snow would continue in Illinois and Indiana on Saturday and move into Michigan. The front will head northeast to Canada late on Saturday and into Sunday.
Parts of South Dakota and Iowa had more than a foot on Friday. Des Moines had recorded 6 inches by late Friday and 4 inches had fallen at Chicago's O'Hare International Airport, one of the world's busiest.