
Rick Knabb, director of the National Hurricane Center, points to the satellite image of hurricane Sandy at the National Hurricane Center in Miami, Monday, Oct. 29, 2012. (AP Photo/Alan Diaz)

Senior hurricane specialist Stacy Stewart plots NOAA and Air Force aircraft fixes at the National Hurricane Center in Miami, Sunday, Oct. 28, 2012. Hurricane Sandy is heading north from the Caribbean, where it left nearly five dozen dead, to meet a winter storm and a cold front, plus high tides from a full moon, and experts said the rare hybrid storm that results will cause havoc over 800 miles from the East Coast to the Great Lakes. (AP Photo/Alan Diaz)

Michael Bolick works on the roof of his friend Chris Villarreal's house Sunday, Oct. 28, 2012, in Sunset Park, N.C. Forecasters say Hurricane Sandy is a couple of hundred miles off the North Carolina coast and the center of the storm is expected to be near the mid-Atlantic coast on Monday night. The National Hurricane Center said Sunday afternoon that the storm has winds of 75 mph. Hurricane-force winds extend up to 175 miles from the storm's center. (AP Photo/The Star-News, Jeff Janowski)

Senior hurricane specialist Dan Brown, right, points to a satellite image of Sandy to James Franklin, chief hurricane specialist, in preparation of the 11:00 EDT advisory at the National Hurricane Center in Miami, Saturday, Oct. 27, 2012. Early Saturday, the storm was about 335 miles southeast of Charleston, S.C. Tropical storm warnings were issued for parts of Florida's East Coast, along with parts of coastal North and South Carolina and the Bahamas. Tropical storm watches were issued for coastal Georgia and parts of South Carolina, along with parts of Florida and Bermuda. Sandy is projected to hit the Atlantic Coast early Tuesday. (AP Photo/Alan Diaz)

Senior hurricane specialist Dan Brown, right, points to a satellite image of Sandy to James Franklin, chief hurricane specialist, in preparation of the 11:00 EDT advisory at the National Hurricane Center in Miami, Saturday, Oct. 27, 2012. Early Saturday, the storm was about 335 miles southeast of Charleston, S.C. Tropical storm warnings were issued for parts of Florida's East Coast, along with parts of coastal North and South Carolina and the Bahamas. Tropical storm watches were issued for coastal Georgia and parts of South Carolina, along with parts of Florida and Bermuda. Sandy is projected to hit the Atlantic Coast early Tuesday. (AP Photo/Alan Diaz)

This NOAA satellite image taken Oct. 25, 2012, and provided by the National Hurricane Center shows Category 2 Hurricane Sandy moving northward across eastern Cuba. (Associated Press/NOAA)

Two men use a small boat to travel Aug. 30, 2012, though flooded streets in Slidell, La. Isaac's maximum sustained winds had decreased to 45 mph and the National Hurricane Center said it was expected to become a tropical depression by Thursday night. (Associated Press)

Two men use a small boat to travel Aug. 30, 2012, though flooded streets in Slidell, La. Isaac's maximum sustained winds had decreased to 45 mph and the National Hurricane Center said it was expected to become a tropical depression by Thursday night. (Associated Press)

People wait in line Aug. 30, 2012, to enter a grocery store after Isaac in Chalmette, La. Isaac's maximum sustained winds had decreased to 45 mph and the National Hurricane Center said it was expected to become a tropical depression by Thursday night. The storm's center was on track to cross Arkansas on Friday and southern Missouri on Friday night, spreading rain as it goes. (Associated Press)