As the storm spins over that warm water and with low vertical wind shear expected, Dorian will continue to strengthen over the next few days, likely into a Cat.
Hurricane Dorian is now sustaining maximum wind speeds of 150mph.
"We do have more certainty now of the general direction of this thing than we did 48 hours ago, " he said.
"Dorian's satellite presentation continues to be outstanding".
Bahamas Prime Minister Hubert Minnis warned in a nationally televised briefing that "Hurricane Dorian is a devastating, unsafe storm approaching our islands".
Ferry boat driver Margaret Bassett, 55, said her home was battened up and she was about to leave.
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Barty got herself a couple of break-points in a bid to make a comeback but the Aussie failed to convert them and bowed out. But it's been a great season in grand slams, making the second week in every single one, which has been really special.
Graham says the storm stalling also complicates the US forecast.
According to USA Today, Bryan Norcross, senior hurricane specialist at The Weather Channel from 2010-17, said on Saturday morning: "As it stands right now, coastal Florida has got to be ready for storm surge exceeding Matthew".
Daytona Beach Airport said Friday that it would be closed on Labor Day and has not backtracked on that statement as of early Sunday afternoon.
The storm is now heading northwest in the Atlantic to the Bahamas, where it is expected to make catastrophic landfall sometime on Sunday.
But it warned that its course remained unpredictable and Dorian posed an immediate threat to the Bahamas as well as millions of people along the southeast US coast. The hurricane is still moving west at 8 miles per hour (13 kph), with maximum sustained winds of 150 miles per hour (240 kph).
People walk on the beach at the Cocoa Beach Pier while a cruise ship leaves Port Canaveral ahead of the approaching Hurricane Dorian, on August 30, 2019 in Cocoa Beach, Florida. Melbourne's airport will be open until 6 p.m. on Monday.
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It added that the two drones were not launched from the Lebanese territories but they were probably fired from Israeli vessels. The TV reported that Hezbollah handed over the drones to the Lebanese army after conducting its investigation.
Current projections show Dorian could mostly spare Florida but have a bigger impact in the Carolinas.
After walloping the northern Bahamas, Dorian was expected to dance up the U.S. Southeast coast, staying just off the shores of Florida and Georgia on Tuesday and Wednesday before skirting SC and North Carolina on Thursday.
A hurricane warning is in effect in the northwestern Bahamas, excluding Andros Island, where a hurricane watch is in effect.
Communities in northeast Florida, Georgia and SC raised alert levels, with residents filling sandbags as authorities tested infrastructure and hurricane drills.
Tourists remaining in The Bahamas were sent to government shelters in schools, churches and other buildings that offered protection from the storm.
Meanwhile, millions of USA coastal dwellers from Florida to the Carolinas are keeping a wary eye on Dorian's approach.
Hurricane Dorian punched northwest on Saturday to threaten Georgia and the Carolinas, possibly sparing Florida a direct hit, as the Bahamas braced for catastrophic waves and wind from the muscular category 4 storm.
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F1 world champion Lewis Hamilton wrote in a post on Instagram that this demonstrated how motor sport is not and can never be safe. In his rookie F2 campaign, Hubert won two races-at Paul Ricard and Monaco-earning him eighth place in the championship.