Officials say the victim was in their mobile home when the storm lifted the house onto the highway.
At least six other people were injured.
New video, which can also be seen in the player above, shows another twister forming near the town of Mamou in Evangeline Parish.
Some homes were damaged and trees were uprooted, but no injuries were reported.
The National Weather Service in Lake Charles told The Daily Advertiser it would send someone to investigate reports of a possible tornado.
The Associated Press contributed to this report.
RELATED: EF-3 tornado damage found after 3 killed in Polk Co., weather service says
Take a tour of damage of the Onalaska tornado
WEATHER SCHOOL: Where do violent tornadoes typically form?
What to do after a tornado
What to do after a tornado