Wind from Tropical Storm Lee blows through palm trees as sea water accumulates along the beach in Biloxi, Mississippi, September 3, 2011. [Photo/Agencies]

Cars spray water pushed onto US Highway 90 in Biloxi, Mississippi September 3, 2011 as Tropical Storm Lee approaches the Gulf Coast. Slow-moving Tropical Storm Lee strengthened as it lumbered toward the Louisiana coast on Saturday, bringing torrential rains that will put the flood defenses of low-lying New Orleans to the test. [Photo/Agencies]