Some parts of the UK are have seen the worst storm surge in 60 years, but we are not out of the danger yet.
A combination of factors are combining to make this storm surge particularly powerful.
Water levels around the UK could be higher than in the storm surge of 1953, but thanks to flood defences the impact is likely to be smaller.
The Thames Barrier is in the process of being closed ahead of high tide. The process takes around 90 minutes.
We are just starting to close the #ThamesBarrier now. The falling radials are dropping into position.
#dolphin update. The porpoises seem happy enough. They are surfacing regularly and are staying in the Westminster area. No good pics yet.
The Met Office has issued a yellow weather warning for snow and icy conditions in Scotland, northern England and Northern Ireland.
It forecasts accumulations of up to 20cm (8 inches) on higher ground in Scotland.
Shoreham Airport in West Sussex has been partly flooded, but the Environment Agency is sending a temporary flood barrier to protect it from today's high tide:
Airport open to departing aircraft only. Some areas of the airport site still affected by floodwater but main runway is open. #flood
RNLI volunteers in Wells, Norfolk could have done with being rescued themselves after last night's record high tide sent waves crashing through the inside of their lifeboat station:
Northern Powergrid, which supplied electricity to north-east England, said earlier that some 10,000 properties are without power:
(1/2) This morning, we still have approximately 10,000 properties affected. However, our engineers continue to work on this.
(2/2) We aim to restore the majority of supplies by late afternoon. We're sorry for this and we thank you for your patience.
St Botolph's Church in Boston, Lincolnshire was affected by last night's flooding:
People who evacuated homes prior to flood are advised, as a precaution, not to return home until after high tide this lunchtime. #floodaware