Pictures: US storm brings tornadoes, blizzard-like conditions

Debris is piled up following severe weather Wednesday, December 14, 2022, in Keithville, Louisiana. A volatile storm ripping across the US spawned tornadoes that killed a young boy and his mother in Louisiana, smashed mobile homes and chicken houses in Mississippi and threatened neighbouring Southern states with more punishing weather Wednesday.

To the north, the huge storm system delivered blizzard-like conditions to the Great Plains and was expected to push more snow and ice into Appalachia and New England. The wintery blast dumped more than 2 feet of snow in parts of North Dakota. | Above: A man clears heavy wet snow from the sidewalk outside his home on Fourth Street in Bismarck, North Dakota.

In northern Louisiana, it took hours for authorities to find the bodies of a mother and child reported missing after a tornado swept away their mobile home Tuesday in Keithville, a rural community near Shreveport. | Above: Debris is piled up following severe weather in Keithville.

Destruction is seen from a tornado that tore through the area in Killona, Louisiana. Wednesday's forecast called for more severe storms with additional tornadoes expected across an area of the Gulf Coast region populated by nearly 3 million people from New Orleans to Mobile, Alabama. A steady stream of tornado warnings was issued Wednesday across portions of Louisiana, Mississippi and Alabama.

A man clears his driveway of snow from an overnight storm in Provo, Utah. A cross-country storm is expected to unleash blizzard conditions in the northern US and severe weather in the South and move towards the Northeast later in the week.

A suspected tornado reported in New Iberia in southwest Louisiana damaged several buildings on the campus of New Iberia Medical Center (pictured), hospital officials said, with five people reporting minor injuries.

In neighbouring Mississippi, a suspected tornado destroyed four large chicken houses (pictured) — one containing 5,000 roosters — in Rankin County, Mississippi.

A worker clears cars of snow at the Bereg used car lot after an overnight storm in Orem, Utah. Icy weather from the huge storm was expected to affect the US from coast to coast. It began by dumping heavy snow in the Sierra Nevada and was predicted to bring ice and snow to the eastern US in coming days.

Belinda Penner carries belonging from her cousin's home, destroyed by a tornad in Wayne, Oklahama.

A mobile home community in Ruleville, Mississippi, is flooded from torrential rains that accompanied destructive storms.

A home after a possible tornado swept through, near Decatur, Texas.

Wrightwood residents enjoy a walk together as heavy snow falls on Highway 2 near Wrightwood, California.

Damage is seen along Schoolhouse Road after a tornado moved through area in Killona, Louisiana.

A man clears his driveway of snow as a woman walks down the sidewalk after an overnight storm in Provo,Utah.

A man works on a building in a snow storm in Lehi, Utah.

A mobile home community in Ruleville, Mississippi, is flooded from torrential rains that accompanied destructive storms.

Rain from a winter storm creates icy and flooding conditions, in Sioux Falls, South Dakota.

Evan Freedman, from Los Angeles, puts snow chains on his vehicle as heavy snow falls on Highway 2 near Wrightwood, California.

Icicles hang from a roof as rain from a winter storm creates icy conditions, in Sioux Falls, South Dakota.

California Highway Patrol officer Mike Eshleman instructs a driver he may continue on Highway 2 in his 4-wheel drive vehicle as heavy snow falls near Wrightwood, California.

Crews survey damage from a possible tornado in Grapevine, Texas.