There's been widespread disruption with the east coast hit by, what's thought to be, the worst storm surge since 1953.
Thousands have evacuated their homes and businesses; power is down in many parts of the region and transport networks have also suffered.
Click below to see Correspondent Kate Prout reporting earlier this evening in Gorleston, near Great Yarmouth:
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Mostly dry and bright although much cooler on Monday.
Dry and bright to start, turning cloudier with rain later
Heavy showers quickly clearing leaving a sunny morning