Update: 8:13 a.m. ET - As the storm approaches the U.S. coast, Newsweek has listed the livefeeds where you can watch the storm as it hits the Florida coast and beyond.
Update: 6:54 a.m. ET - Hurricane Irma will cost at least $1.44 billion in Saint Martin and Saint Barthelemy, a French public reinsurance body said Saturday as cited by Reuters.
The hurricane hit the Carribbean islands earlier in the week, and France's director of public safety Jacques Witkowski said Saturday "there are 1,100 people, both civilian and military, deployed on the islands" to help with recovery, Associated Press reported.
Update: 6:35 a.m. ET - Devastated by Hurricane Irma earlier in the week, the tiny Caribbean island of Barbuda is bracing itself for its second storm in days with Hurricane Jose expected to hit Saturday afternoon.
The Category 4 hurricane has maximum sustained winds near 150 mph, according to the National Hurricane Center, with residents who did not flee earlier being evacuated by a flotilla of vessels to Antigua.
Update: 6:26 a.m. ET - Incredible footage taken by the Hurricane Hunters shows the eye of the storm as it moved towards Cuba Friday.
Update: 6:06 a.m. ET - Despite urgent evacuation advice from authorities Friday, the Miami Herald reported that some locals in Florida coastal towns where the storm is expected to make landfall early Sunday are refusing to budge.
“I’m born and raised here. I’d much rather stay here when I know the landscape and where people are hunkering down,” Key West resident Liz told the publication, with the storm expected to cause a 30 foot storm surge.
Webcam footage from the town shows worsening conditions as the storm nears.
Update: 5:45 a.m. ET - All flights at Miami International Airport are grounded Saturday and Sunday as the storm approaches. Pictures show the airport terminals usually filled with weekend travelers eerily quiet Friday night, after the last scheduled flights departed.
Pictures from Friday evening also show Miami's deserted streets, with thousands of residents having evacuated the city on official advice.
Update: 5:27 a.m. ET - Hurricane Irma has weakened and been downgraded back to a Category 4 storm as it moved over Cuba's Camaguey archipelago, with maximum sustained wind speeds slowing to 155 mph.
Update: 5:10 a.m. ET - Alabama Governor Kay Ivey has overnight issued a state of emergency declaration as Hurricane Irma approaches, with the storm expected to hit the state late in the weekend and early next week.
Update: 5:02 a.m. ET - Patrick Oppmann, CNN's Cuba correspondent, is tweeting live from the country as it is battered by the hurricane, which made landfall late Friday.
He said the storm was so strong it broke Cuban meteorological equipment that measures wind speed.
Update: 4:27 a.m. ET - Here is the latest National Hurricane Center advisory for those in the path of the storm as it approaches the Florida coast, including storm surge and rainfall estimates.