Why is this storm surge so severe?

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This storm is a triple whammy of factors combining at the same time.

*1) *The shape of the North Sea funnels sea surges and directs them towards the East Anglia coast.

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2) Strong winds are pushing the sea into a higher-than-normal surge, at a time when tides are high anyway.

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3) Low air pressure in effect sucks up the sea into an even higher storm surge.

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