Isaac is expected to strengthen to a weak Category 2 or Category 1 hurricane before making landfall along the Gulf Coast by Tuesday night, Wednesday morning, according to the National Hurricane Center. Hurricane warnings were issued from east of Morgan City, La. -- which includes New Orleans -- to Destin, Fla.
If it hits the Gulf Coast Wednesday morning, as forecasters said is possible, it would come on the seventh anniversary of Hurricane Katrina, which killed hundreds of people and flooded 80 percent of New Orleans. A hurricane hasn't hit the Gulf Coast since Ike in 2008.
Tropical storm warnings are in effect for a section of Louisiana's Gulf Coast from Morgan City to Intracoastal City. Tropical storm warnings were also in effect for many areas along Florida's Gulf Coast.
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