An estimated 100,000 homes are without power across the UK, with the South of England facing the brunt of the disruption, according to the Energy Networks Association (ENA), which represents power companies across the UK.
Kent, Surrey and Sussex are the worst-affected areas, while an ENA spokesman said engineers are facing "very difficult and challenging conditions" as they work to reconnect homes.
UK Power Networks said around 70,000 customers are without power in the South East and East of England after strong winds and heavy rain damaged power lines.
David Cameron concedes that more flood prevention work needs to be done in areas like Yalding, where he was confronted by a local.
Within the next few hours, severe gales will hit northern England, Isle of Man and Wales. The rain will exacerbate the flood risk in places.
Three aircraft attempt to land at Birmingham Airport in today's tricky weather conditions.