Anglia Weather Warning

The Met Office has upgraded its thunderstorm warning for East Anglia to amber.

The Met Office says heavy thunderstorms are likely and torrential downpours are possible with as much as 30 mm of rainfall in 1 hour and 60 mm in 3 hours.

Large hail, frequent lightning and strong, gusty winds will be additional hazards.

The amber warning is in force from 2pm until 8pm but a yellow warning will stay in place until 2am on Saturday

What to expect

• Flooding of homes and businesses is likely and could happen quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
• Fast flowing or deep floodwater is likely, causing danger to life
• Where flooding or lightning strikes occur, delays and some cancellations to train and bus services are likely
• Spray and sudden flooding probably leading to difficult driving conditions and some road closures
• Power cuts likely to occur and other services to some homes and businesses could be lost
• Some communities may become cut off if roads flood

Emergency services are door-knocking 30 homes at Hemsby in Norfolk and offering residents temporary refuge until the high tide subsides.

Great Yarmouth Council says it is an advisory evacuation to a rest centre which has been opened at Hemsby Village Hall.

It comes are more empty properties on the clifftop at Hemsby were claimed by stormy seas.

• Read more: Stormy weather claims more clifftop homes