Thousands of UK holidaymakers have had flights to Florida disrupted as the US braces for Hurricane Milton.
Milton is expected to make landfall on the west coast of Florida late on Wednesday night, with winds of up to 165mph.
The Foreign, Commonwealth and Development Office (FCDO) said there was an increasing risk of a life-threatening storm surge on the west coast, and heavy rainfall and high winds are expected to affect large parts of Florida.
A number of airports in Florida are closing to commercial operations, such as Orlando International, Melbourne Orlando International and Tampa International.
Aviation analytics company Cirium said 11 out of the 14 flights scheduled to operate between the UK and Florida on Wednesday were cancelled.
British Airways cancelled six flights connecting Gatwick with Orlando and Tampa on Wednesday.
Tui said its flying programme will be “extremely disrupted” due to the hurricane.
The travel company said it had cancelled a flight from London Gatwick to Melbourne Orlando, and two flights to the US airport from Birmingham and Glasgow due to operate on Thursday have been delayed until Friday.
It advised customers already in Florida to “follow any instructions given by your hotel management and resort teams”, adding that they are “experienced” in preparing for severe weather.
Virgin Atlantic said it has cancelled a number of flights because of “adverse weather conditions expected to be caused by Hurricane Milton”, with a state of emergency declared in Florida.
The airline cancelled two flights on Tuesday between Heathrow and Tampa, and nine on Wednesday, including between Manchester and Orlando.
A further 10 flights have been called off on Thursday, involving Heathrow, Manchester, Orlando and Tampa.
Two flights from Edinburgh to Orlando have been delayed by 23 hours, one on Wednesday and one on Thursday.
A Virgin Atlantic spokesperson said: “Due to severe weather conditions expected to be caused by Hurricane Milton, a state of emergency has been declared in Florida, and Tampa and Orlando airports are closing.
“Unfortunately this has impacted our flying schedule and services to and from Orlando and Tampa are subject to cancellations and delays.
“The safety and welfare of our customers and crew is our top priority.”
The FCDO said travellers should monitor approaching storms on the US National Hurricane Centre website and follow instructions from local authorities, including evacuation orders.
It added that travellers should check with their airline or travel agent about possible disruption to flights or airport services.
An FCDO spokesperson said: “We are closely monitoring the development of Hurricane Milton towards the United States.
“We urge all British nationals in Florida or travelling to the region to follow travel advice and guidance from local authorities.”