Fears for the UK economy have grown after figures suggested the powerhouse services sector shrank last month for the first time in two years.
The Markit/CIPS purchasing managers' index (PMI) survey showed a reading of 48.9 in December, down from 50.2 in November and below the 50 mark which separates growth from contraction.
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The book by Cameron comms chief Sir Craig Oliver reveals that Mr Cameron was frustrated with Theresa May's neutrality during referendum.
Cloud and outbreaks of rain will ease away eastwards during the morning, clearing the east coast around midday with sunny spells developing.
Police and emergency services are attending the scene.