Because of Irma's monstrous size, all of southern Florida is expected to see heavy winds and rain. According to the FlightAware.com tracking site, a total of 3,582 United States flights were cancelled on Monday, mostly as a result of the storm.
In Jacksonville, record-breaking flooding from Irma's storm surge continues to affect the city.
Because of the shift in the most likely storm track to the west, Miami and Southeast Florida were most likely to miss the storm's intensely destructive core, known as the eyewall, where winds are strongest.
Millions of people in Florida woke up without power on Monday morning as Hurricane Irma tears through the state, leaving a trail of flooding and devastation in its wake.
Georgia Gov. Nathan Deal has already declared a state of emergency for all 159 counties as Irma barrels toward the state. Locally, at the state and federal government.
St. Martin and St. Bart remained under tropical storm warnings as of Saturday evening.
Lauren Carroll, a meteorologist with NWS, said sustained winds in parts of the region on Monday may be closer to 25 miles per hour to 35 miles per hour, with stronger winds toward the evening. About 3,000-5,000 resident stayed on the island.
Miami International Airport was closed Sunday and Monday after sustaining "significant water damage throughout", according to CEO Emilio Gonzalez.
"Once it moves inland over the Florida peninsula and then up through Georgia and eventually into Kentucky and Tennessee, it's just going to completely dissipate, so it should not have any impact on any Canadian territory whatsoever". Production is expected to resume on Wednesday.
One storm-related death has been confirmed in SC, with 57-year-old Charles Ronald Saxon killed by a falling tree limb.
That's because Hurricane Irma's winds on Sunday pulled water into the Gulf of Mexico from local waterways.
More than 490,000 customers were without power in Florida early Sunday, according to utility companies including Florida Power & Light.
In their 11 a.m. advisory, National Hurricane Center forecasters said over the last few hours, the storm swerved slightly to the north.