Catastrophic flooding in parts of Louisiana is responsible for at least eleven deaths and 40,000 homes damaged since Friday, August 12, 2016.

Heavy rains began to fall on Friday, August 12, 2016, dumping between six and ten inches of rain in the southeastern parts of the state. More rain fell on Saturday.

A submerged vehicle is seen in Ascension Parish, Louisiana, August 15, 2016.

Evacuees take advantage of the shelter setup in the The Baton Rouge River Center arena as the area deals with the record flooding that took place causing thousands of people to seek temporary shelter on August 19, 2016 in Baton Rouge, Louisiana.

Piles of debris are seen in front of flood damaged homes in St. Amant, Louisiana, August 21, 2016.

Brandy Cormiar surveys her brother-in-law’s flood damaged home in Sorrento, Louisiana, August 20, 2016. 

Chris Landaiche looks out to his flooded backyard in Sorrento, Louisiana, August 21, 2016.

A man throws flood damaged material into a pile of debris in St. Amant, Louisiana, August 21, 2016.

Joey Gregory’s reflection is seen in flood water as he walks on top of sand bags in St. Amant, Louisiana, August 20, 2016. 

Travis Guedry and his dog Ziggy glide through floodwaters keeping an eye out for people in need on August 17, 2016 in Sorrento, Louisiana. 

Tremendous downpours have resulted in disastrous flooding and thousands of homes being damaged. 

Contaminated floodwaters impact a neighborhood as seen in an aerial view in Sorrento, Louisiana, August 17, 2016. 

Danielle Blount kisses her 3-month-old baby Ember as she feeds her while they wait to be evacuated by members of the Louisiana Army National Guard near Walker, La., after heavy rains inundating the region, Sunday, Aug. 14, 2016. 

Johnette Folse stands in her flood damaged kitchen in Denham Springs, Louisiana, August 16, 2016.

In this aerial photo a boat motors between flooded homes after heavy rains inundating the region Saturday, Aug. 13, 2016, in Hammond, La. 

Louisiana Gov. John Bel Edwards says more than 1,000 people in south Louisiana have been rescued from homes, vehicles and even clinging to trees as a slow-moving storm hammers the state with flooding. 

A dump truck is seen stranded in a flooded construction site August 16, 2016 in Prairieville, Louisiana. 

The expanding flood zone prompted authorities to declare disasters in 20 parishes of the southeastern U.S. state.

A member of the St. George Fire Department assists residents as they wade through floodwaters from heavy rains in the Chateau Wein Apartments in Baton Rouge, Louisiana, Friday, Aug. 12, 2016.

Sandra Montanaro holds her dog Dixy during one of two 20-minute daily visits at a temporary animal shelter the Lamar Dixon Expo Center near a flood victims shelter after flooding August 16, 2016 in Gonzales, Louisiana.

While flooding receded in parts of southern Louisiana, other areas saw rising waters. The National Weather Service issued renewed flood warnings.

A man navigates a boat of rescued goats past a partially submerged car after flooding on August 16, 2016 in Gonzales, Louisiana. 

As many as 20,000 people have been rescued following unprecedented floods in the southern U.S. state of Louisiana, including a 78-year-old woman who spent a night stranded in a tree, police said late Monday. Residents awoke Tuesday to find their homes and businesses still surrounded by muddy water, without clear answers about when the epic flooding that has killed at least seven is expected to recede.

David Key looks at the back yard of his flooded home in Prairieville, Louisiana, Tuesday, Aug. 16, 2016. 

Key, an insurance adjuster, fled his home as the flood water was rising with his wife and three children and returned today to assess the damage. 

Cattle are driven through a flooded road as they are herded to trucks to be brought to dry land on August 16, 2016 in Sorrento, Louisiana. 

Starting last week Louisiana was overwhelmed with flood water causing at least seven deaths and thousands of homes damaged by the flood waters. 

Richard Rossi and his 4 year old great grandson Justice wade through water in search of higher ground after their home took in water in St. Amant, Louisiana, August 15, 2016.

A casket is seen floating in flood waters in Ascension Parish, Louisiana, August 15, 2016.

Floodwaters are seen on Range Road and I-12 in Denham Springs, Livingston Parish, Louisiana, August 13, 2016.

At least a thousand vehicles were stranded on Interstate 12, with rescue crews providing food and water to motorists.

Floodwaters are seen on LA 445 north of I-12, in Robert, Tangipahoa Parish, Louisiana, August 13, 2016.

In this aerial photo over Robert, La., rescuers and evacuees stand on U.S. Route 190 after heavy rains inundated the region Saturday, Aug. 13, 2016.

Louisiana Gov. John Bel Edwards said more than 20,000 people in south Louisiana have been rescued from homes, vehicles and even clinging to trees as a slow-moving storm hammered the state.

Flooding on Highway 10 between Greensburg and Clinton in St. Helena Parish, Louisiana, Friday, August 12, 2016.

Jeff Robinson wades through floodwaters near his home in Baptist, Louisiana, Saturday, Aug. 13, 2016.

Jeff Robinson lowers a ladder from a Louisiana National Guard truck as his wife wades through floodwaters from the Natalbany River near their home in Baptist, Louisiana, Saturday, Aug. 13, 2016.

Robinson was seeking a boat ride from state wildlife agents to pick up his wife and children when the National Guard truck arrived.

High water surrounds the Livingston Parish Detention Center in Livingston Parish, Louisiana.

Due to high water, the Livingston Parish Detention Center was evacuated, with inmates successfully relocated, according to the Parish Sheriff.

Flooding in Lafayette Parish, Louisiana, Saturday, August 13, 2016.

Residents being evacuated from Southlake Plantation in Youngsville, Lafayette Parish, Louisiana, Saturday, August 13, 2016.

The National Weather Service reported the Vermilion River, which runs through Lafayette, crested at 17.5 feet - 7.5 feet above its flood level.

Army National Guard, vehicles drive on flooded U.S. Route 190 in Robert, Louisiana, Aug. 13, 2016.

This aerial photo over Hammond, Louisiana, shows Hammond Eastside Elementary Magnet School and Hammond High Magnet School after heavy rains inundated the region Saturday, Aug. 13, 2016.

In this aerial photo over Hammond, Louisiana, flooded homes are seen off of LA-1064 after heavy rains inundated the region, Saturday, Aug. 13, 2016.

In this aerial photo over Hammond , Louisiana, a flooded church is seen from heavy rains inundating the region, Saturday, Aug. 13, 2016.

Motorists on Highway 190 drive through deep water in Holden, Louisiana, Sunday, Aug. 14, 2016.

On Sunday about 20 critically-ill patients were transferred from the Ochsner Medical Center in Baton Rouge to other facilities. More patients are expected to be transferred.

In this aerial photo over Hammond, Louisiana, cattle can bee seen huddled together after heavy rains inundated the region, Saturday, Aug. 13, 2016.

In this aerial photo over Amite, Louisiana, a flooded street is seen on Saturday, Aug. 13, 2016.

In this aerial photo over Amite, Louisiana, flooded homes are seen from heavy rains inundating the region, Saturday, Aug. 13, 2016.

A flooded playground is seen in Hammond, Louisiana, Saturday, Aug. 13, 2016.

Sgt. Brad Stone of the Louisiana Army National Guard helps load people stranded by rising floodwater onto a truck near Walker, Louisiana, Sunday, Aug. 14, 2016.

Megan Schexnayder and David McNeely (R) sit on the porch of a home which is surrounded by floodwaters after heavy rains in Sorrento, Louisiana, August 17, 2016.

Emergency responders and medics prepare a patient for an air evacuation after he was rescued from rising floodwaters near Walker, Louisiana, Sunday, Aug. 14, 2016.

Floodwaters reach the front steps of a home near Holden, Louisiana, Sunday, Aug. 14, 2016.

In southwest Louisiana, the Mermentau River is expected to rise three feet or more above the levees in Lake Arthur, a city of about 2,700. Jefferson Davis Parish Sheriff Ivy Woods is advising residents to pack up and get out before Tuesday.