As it happened: Storm hits southern Britain
Key Points
BBC forecasters say the storm has now ended in the UK, but gale-force winds and heavy rain have caused disruption across southern Britain
A man and a woman have been found dead at a house in Hounslow, west London, following a suspected gas explosion caused by a falling tree
A teenager died after a tree fell on the mobile home where she was sleeping in Kent, and a man in his 50s was killed when a tree landed on a car in Watford
Network Rail says the damage has been "worse than expected", with more than 100 trees on the lines, but some train services have resumed
About 600,000 homes lost power during at the height of the storm, 200,000 of which are still cut off. The strongest gust of 99mph (159km/h) was recorded on the Isle of Wight
The Dungeness B nuclear power station in Kent is using diesel generators to power its site after both reactors shut down automatically due to a power cut
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Video round-up shows aftermath
WATCH
Report
Reporters: Keith Moore, Martha Buckley, Jane Onyanga-Omara, Bernadette McCague, Harry Low and Gerry Holt
0640: Downing Street says it is working closely with frontline agencies to make sure "robust plans" are in place and to ensure they are "communicating effectively" with the public about the storm.
0645: Both of the Severn bridge crossings between South Wales and England were reopened at 06:00 GMT. However, flooding is still affecting roads in Wales.
A train has hit a tree near Ivybridge Station in Devon. There were no passengers on board and the driver was unhurt.
0655: Western Power says 2,000 properties are without power in the South West area.
0655: The BBC's Peter Whittlesea reports that ferries in Dover, Kent, are being anchored at sea to prevent them hitting the harbour wall.
0655: East Sussex County Council tweets that it has dealt with 60 fallen trees overnight.
0656: South West Trains have advised people not to travel on Monday with most services not running until at least 08:00 GMT to allow Network Rail to check lines. A reduced timetable will be in operation, with some trains limited to speeds of 50mph.
BBC weather presenter Carol Kirkwood says the storm has been caused by a potent area of low pressure. "It will move across us very quickly as w