The UK Health Security Agency has raised the alert level for the East of England from yellow to amber.

The alert will be in effect from 9am tomorrow (July 28) to 9am on Thursday, July 30.

A fourth heatwave has arrived in Norfolk, with temperatures set to soar (Image: Chris Bishop)

Parts of Norfolk will see temperatures of over 30C during the alert.

The agency has warned that high temperatures could pose an increased risk to health, especially for vulnerable groups.

An amber alert indicates a higher risk of serious........

© Norwich Evening News