Gales of up to 80 miles (129 kilometres) per hour and heavy rain lashed southern England and Wales overnight, Britain's Met Office said, while severe flood warnings remained in place for much of southern and central parts of Britain.
More than 141,000 people have been left without power after high winds brought down power lines, the Energy Networks Association which represents energy companies said.
A 49-year-old woman died in the central London district of Holborn late on Friday after part of a building collapsed on the car she was driving, British police said.