"In addition to Florida – South Carolina, North Carolina, Georgia, and Alabama, they are likely to be hit (much) harder than expected. It looks like one of the largest hurricanes ever. Already Category 5. Be careful, "the president said on Twitter.
The NHC stated that "a prolonged period of catastrophic winds and storms will affect the islands in Abaco today.
" Everyone there must shelter and not get in their eyes, "a spokesman said. 
The NHC stated that "catastrophic conditions" will move to the Big Bahama Island later Sunday.