Thursday's tornado destroyed or heavily damaged 35 to 40 homes in Union County, Arkansas, emergency management officials said.
Two people were dead and 13 others were injured, according to Jackie Wiley, emergency management director for Union County. "We've had tornadoes before, but I've never seen anything like this," he said.
The National Weather Service confirmed that the F-3 tornado left a 60- to 70-mile path from Louisiana into Union County, and was 1/2-mile wide at some points.
An early response team from the Arkansas Conference of the United Methodist Church was deployed to Junction City, Arkansas, where the team will help remove debris and assess needs. The Salvation Army and American Red Cross are also on the scene.
Mississippi was also hit by storms that knocked out power to about 10,000 people, according to Entergy.
Local officials in Picayune said a tornado was spotted that damaged several businesses and some vehicles.
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