More than 300 flood warnings are still in place across the UK.
Man Dies After Falling Into River In South Wales During Storm Dennis As Police Declare 'Major Incident'
More flood warnings and alerts in force in England on Sunday than on any other day on record.
A distress call was received by the coastguard at 5.41am.
The Met Office has issued a severe weather warning for the entire country on Sunday.
With disruptions set to continue, Storm Ciara left more than 20,000 without power in the UK over Sunday night. Parts of the country were hit by blizzards, leaving 20cm of snow.
The 58-year-old was killed on Sunday, Hampshire Police said.
Warnings of strong winds and heavy snow are still in place.
Heavy rain and 90mph winds disrupt travel and damage buildings, with a guest house collapsing into a river.
There is also significant disruption to flights, trains and ferries.
A low of minus 4C (25F) was recorded overnight.