Matt Coyne plows his driveway and sidewalk Tuesday, March 5, 2013, in South Beloit, Ill. Many areas in northern Illinois are forecast to get 8 to 10 inches by the end of the day. (AP Photo/Rockford Register Star, Amy J. Correnti)
Cris Colon shovels snows from around his car Tuesday, March 5, 2013, in Rockford, Ill. Many areas in northern Illinois are forecast to get 8 to 10 inches by the end of the day. (AP Photo/Rockford Register Star, Amy J. Correnti)
A Rockford Public Works employee plows the wet, slushy snow from an intersection Tuesday, March 5, 2013, in Rockford, Ill., as a winter storm blows through the area. Many areas in northern Illinois are forecast to get 8 to 10 inches by the end of the day. (AP Photo/Rockford Register Star, Amy J. Correnti)
Pedestrians cross Main Street in Dubuque, Iowa during a snow storm Tuesday March 5, 2013. Forecasters say more snow is on the way to snarl travel and disrupt people's daily routines. (AP Photo/The Telegraph Herald, Dave Kettering)
A snow plow slowly navigates around parked cars along West 3rd Street in Dubuque, Iowa during a snow storm Tuesday March 5, 2013. Forecasters say more snow is on the way to snarl travel and disrupt people's daily routines. (AP Photo/The Telegraph Herald, Dave Kettering)
A truck drives along U.S. 151 south of Dubuque, Iowa during a winter snow storm Tuesday March 5, 2013. Forecasters say more snow is on the way to snarl travel and disrupt people's daily routines. (AP Photo/The Telegraph Herald, Dave Kettering)
Snow continues to fall as Lindsey Galbraith and her dog Rufus take a walk Tuesday, March 5, 2013, in Minneapolis as a winter storm dumped up to nine inches on much of the Minneapolis-St. Paul area. (AP Photo/Jim Mone)
A vehicle moves along Highway 20 East Tuesday, March 5, 2013, during a snowstorm in Dubuque, Iowa. This will be the biggest widespread storm of the winter," National Weather Service meteorologist Amy Seeley said. (AP/Telegraph Herald/Jessica Reilly)
A wet wind whips the poncho worn by Peoria Pump Inc. employee Jack Angel Tuesday, Feb. 26, 2013 as he clears a sidewalk on NE Adams St. in Peoria, Ill. A winter storm is forecast to bring up to 10 inches of snow to the northern parts of Illinois on Tuesday. (AP Photo/Journal Star, David Zalaznik)
Workers remove snow from cars at an auto dealership Tuesday, March 5, 2013, in Bloomington, Minn. left by a storm that is crawling east from the Dakotas and Minnesota toward Chicago which could bring up to 10 inches of snow in some areas. (AP Photo/Jim Mone)
Maury Lawson drags his suitcase through the snow Monday, March 4, 2013, while crossing N.P. Avenue in Fargo, N.D., on his way to the bus depot. (AP Photo/Michael Vosburg, The Forum)
Jon Beach has to climb a mound of snow left by a plow as he got into his car to move it after a snow emergency was called Tuesday, March 5, 2013, in Minneapolis where a winter storm dumped up to nine inches in the Minneapolis-St. Paul area. (AP Photo/Jim Mone)
Kevin Anderson trudges through the snow on his way home from work Tuesday, March 5, 2013, in Dubuque, Iowa. This will be the biggest widespread storm of the winter," National Weather Service meteorologist Amy Seeley said. (AP/Telegraph Herald/Jessica Reilly)
A Mason City, Iowa Park Dept. employee clears several inches of new snow from the trails in East Park Tuesday, March 5, 2013. A second round of snow fell overnight in the area following several inches that fell Sunday night and Monday morning. (AP photo/Globe Gazette, Jeff Heinz).
Two men clear snow Tuesday, March 5, 2013, in Minneapolis as a winter storm dumped snow on much of the state. Tens of thousands of Minnesota students got a day off Tuesday as the second day of a slow-moving snowstorm made travel difficult across much of the region. (AP Photo/Jim Mone)
Mike Flynn shovels snow to help free Dora Rojas' car after it got stuck in a rut while turning into an alleyTuesday, March 5, 2013, in Minneapolis as a winter storm dumped snow on much of the state. Tens of thousands of Minnesota students got a day off Tuesday as the second day of a slow-moving snowstorm made travel difficult across much of the region. (AP Photo/Jim Mone)
Mike Flynn shovels snow Tuesday, March 5, 2013, in Minneapolis as a winter storm dumped snow on much of the state. Tens of thousands of Minnesota students got a day off Tuesday as the second day of a slow-moving snowstorm made travel difficult across much of the region. (AP Photo/Jim Mone)
This frame grab provided by WEAU-TV shows a semi that authorities say slipped off a snow-covered road and plunged into the Red Cedar River Tuesday, March 5, 2013 near Menomonie, Wis. Police says a body believed to be the driver has been recovered from the river and emergency crews are searching for a second person. (AP Photo/Courtesy WEAU-TV)
Jim, left, and Chris Ricci shovel their driveway Tuesday, March 5, 2013, in South Beloit, Ill., while their dog gets some exercise running around in the snow. Many areas in northern Illinois are forecast to get 8 to 10 inches by the end of the day. (AP Photo/Rockford Register Star, Amy J. Correnti) MANDATORY CREDIT