Winter storms hit U.S.

A winter storm system that blew

through Christmas Day with Gulf Coast tornadoes and snow in the nation's

midsection headed for the Northeast, spreading blizzard conditions that slowed holiday travel all week. The death toll rose to six with car accidents on snow and highways.

Nathan Lee, 5, uses a "wovel" to remove snow from his driveway along Megan Drive, in State College, Pa. A major winter storm hit Centre County Wednesday and the clean up continues Thursday, Dec. 27, 2012. (AP Photo/Centre Daily Times, Nabil K. Mark)
Nathan Lee, 5, uses a "wovel" to remove snow from his driveway along Megan Drive, in State College, Pa. A major winter storm hit Centre County Wednesday and the clean up continues Thursday, Dec. 27, 2012. (AP Photo/Centre Daily Times, Nabil K. Mark)
Nathan Lee, 5, uses a "wovel" to remove snow from his driveway along Megan Drive, in State College, Pa. A major winter storm hit Centre County Wednesday and the clean up continues Thursday, Dec. 27, 2012. (AP Photo/Centre Daily Times, Nabil K. Mark)
Luna, a black Lab mix, frolics in fresh snow in East Derry, New Hampshire, Thursday, Dec. 27, 2012. The southern N.H. area received about eight inches of snow from the winter storm. (AP Photo/Charles Krupa)
Luna, a black Lab mix, frolics in fresh snow in East Derry, New Hampshire, Thursday, Dec. 27, 2012. The southern N.H. area received about eight inches of snow from the winter storm. (AP Photo/Charles Krupa)
Luna, a black Lab mix, frolics in fresh snow in East Derry, New Hampshire, Thursday, Dec. 27, 2012. The southern N.H. area received about eight inches of snow from the winter storm. (AP Photo/Charles Krupa)
A lone cyclist navigates the bike path through a snow storm at Chicago's North Ave. beach Thursday, Dec. 27, 2012. A muted version of the deadly winter storm that has killed more than a dozen across the eastern half of the country reached the Northeast on Thursday, limiting most of its wrath to travel headaches as Christmas revelers tried to return home. (AP Photo/Charles Rex Arbogast)
A lone cyclist navigates the bike path through a snow storm at Chicago's North Ave. beach Thursday, Dec. 27, 2012. A muted version of the deadly winter storm that has killed more than a dozen across the eastern half of the country reached the Northeast on Thursday, limiting most of its wrath to travel headaches as Christmas revelers tried to return home. (AP Photo/Charles Rex Arbogast)
A lone cyclist navigates the bike path through a snow storm at Chicago's North Ave. beach Thursday, Dec. 27, 2012. A muted version of the deadly winter storm that has killed more than a dozen across the eastern half of the country reached the Northeast on Thursday, limiting most of its wrath to travel headaches as Christmas revelers tried to return home. (AP Photo/Charles Rex Arbogast)
In this Wednesday, Dec. 26, 2012 photo, a man talks on his cellphone, as he walks along Main Street during a snowstorm late Wednesday night. The winter storm brought snow to inland parts of the Northeast and driving rain and wind to areas along the coast Thursday, a day after it swept through the nation's middle, dumping a record snowfall in Arkansas and wrecking post-holiday plans for thousands of travelers. (AP Photo/The Telegram & Gazette, Steve Lanava)
In this Wednesday, Dec. 26, 2012 photo, a man talks on his cellphone, as he walks along Main Street during a snowstorm late Wednesday night. The winter storm brought snow to inland parts of the Northeast and driving rain and wind to areas along the coast Thursday, a day after it swept through the nation's middle, dumping a record snowfall in Arkansas and wrecking post-holiday plans for thousands of travelers. (AP Photo/The Telegram & Gazette, Steve Lanava)
In this Wednesday, Dec. 26, 2012 photo, a man talks on his cellphone, as he walks along Main Street during a snowstorm late Wednesday night. The winter storm brought snow to inland parts of the Northeast and driving rain and wind to areas along the coast Thursday, a day after it swept through the nation's middle, dumping a record snowfall in Arkansas and wrecking post-holiday plans for thousands of travelers. (AP Photo/The Telegram & Gazette, Steve Lanava)
Motorists travel slowly on a snow-covered Interstate 24 during a winter storm Wednesday, December 26, 2012, in Paducah, Ky. The storm dumped several inches of snow making travel hazardous. (AP Photo/Stephen Lance Dennee)
Motorists travel slowly on a snow-covered Interstate 24 during a winter storm Wednesday, December 26, 2012, in Paducah, Ky. The storm dumped several inches of snow making travel hazardous. (AP Photo/Stephen Lance Dennee)
Motorists travel slowly on a snow-covered Interstate 24 during a winter storm Wednesday, December 26, 2012, in Paducah, Ky. The storm dumped several inches of snow making travel hazardous. (AP Photo/Stephen Lance Dennee)
Steve Gordon of Madison, Wis., walks his dogs along Grandview Blvd. on the city's south side as a steady snowfall moves throughout the area Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest Thursday, creating treacherous, sometimes deadly driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/Wisconsin State Journal, John Hart)
Steve Gordon of Madison, Wis., walks his dogs along Grandview Blvd. on the city's south side as a steady snowfall moves throughout the area Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest Thursday, creating treacherous, sometimes deadly driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/Wisconsin State Journal, John Hart)
Steve Gordon of Madison, Wis., walks his dogs along Grandview Blvd. on the city's south side as a steady snowfall moves throughout the area Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest Thursday, creating treacherous, sometimes deadly driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/Wisconsin State Journal, John Hart)
Snow clearing crews in Pine Island, Minn were out early trying to clear roads before morning commuters headed to work on Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/The Rochester Post-Bulletin, Jerry Olson)
Snow clearing crews in Pine Island, Minn were out early trying to clear roads before morning commuters headed to work on Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/The Rochester Post-Bulletin, Jerry Olson)
Snow clearing crews in Pine Island, Minn were out early trying to clear roads before morning commuters headed to work on Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend. (AP Photo/The Rochester Post-Bulletin, Jerry Olson)
A towing crew from Moody's of Rochester, Minn. hooks up a tanker trailer truck that lost control and landed in the median of U.S. 52 North near Oronocco, Minn. Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/ Rochester Post-Bulletin, Jerry Olson)
A towing crew from Moody's of Rochester, Minn. hooks up a tanker trailer truck that lost control and landed in the median of U.S. 52 North near Oronocco, Minn. Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/ Rochester Post-Bulletin, Jerry Olson)
A towing crew from Moody's of Rochester, Minn. hooks up a tanker trailer truck that lost control and landed in the median of U.S. 52 North near Oronocco, Minn. Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/ Rochester Post-Bulletin, Jerry Olson)
Noah Nichols, of Des Moines, Iowa, cleans snow off his car, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Noah Nichols, of Des Moines, Iowa, cleans snow off his car, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Noah Nichols, of Des Moines, Iowa, cleans snow off his car, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Snow clings to a Snow Route sign on a city street, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Snow clings to a Snow Route sign on a city street, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Snow clings to a Snow Route sign on a city street, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
This photo provided by the Iowa State Patrol shows the scene of a 25-vehicle pileup that killed three people Thursday, Dec. 20, 2012 north of Des Moines, Iowa. Authorities said drivers were blinded by blowing snow and didn’t see vehicles that had slowed or stopped on Interstate 80 about 60 miles north of Des Moines. A chain reaction of crashes involving semitrailers and passenger cars closed down a section of the highway. (AP Photo/Iowa State Patrol)
This photo provided by the Iowa State Patrol shows the scene of a 25-vehicle pileup that killed three people Thursday, Dec. 20, 2012 north of Des Moines, Iowa. Authorities said drivers were blinded by blowing snow and didn’t see vehicles that had slowed or stopped on Interstate 80 about 60 miles north of Des Moines. A chain reaction of crashes involving semitrailers and passenger cars closed down a section of the highway. (AP Photo/Iowa State Patrol)
This photo provided by the Iowa State Patrol shows the scene of a 25-vehicle pileup that killed three people Thursday, Dec. 20, 2012 north of Des Moines, Iowa. Authorities said drivers were blinded by blowing snow and didn’t see vehicles that had slowed or stopped on Interstate 80 about 60 miles north of Des Moines. A chain reaction of crashes involving semitrailers and passenger cars closed down a section of the highway. (AP Photo/Iowa State Patrol)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012. The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
Victor Jimenez, of Des Moines, Iowa, gets a push from his dad Guillermo Jimenez, left, as they clear snow off a driveway, Thursday, Dec. 20, 2012, in Des Moines, Iowa. The first widespread snowstorm of the season began a slow crawl across the Midwest on Thursday with some areas receiving as much as 15 inches of snow. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
A local resident clears snow from his driveway after an overnight snowfall left many schools and businesses closed for the day, Thursday, Dec. 20, 2012, in Urbandale, Iowa. (AP Photo/Charlie Neibergall)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Elementary school students, some escorted by parents, cross a snowy street en route to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A student walks on the campus of the Univerisity of Colorado as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Traffic winds its way east and west along a snowy Boulder-Denver Turnpike, in Superior, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
Linda Jones walks her daughters Sophie and Zoe to school as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)
A woman walks her dog as a blizzard dropped snow over Boulder, Colo., Wednesday Dec. 19, 2012. A storm that has dumped more than a foot of snow in the Rocky Mountains is heading east and is forecast to bring the first major winter storm of the season to the central plains and Midwest. (AP Photo/Brennan Linsley)

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