Sydney Lockdown Extended by One Week as Delta Outbreak Spreads Georgina Mckay, Bloomberg News SYDNEY, AUSTRALIA - JULY , Photographer: Lisa Maree Williams/Getty Images AsiaPac (Bloomberg) -- A two-week lockdown of Sydney will be extended for at least another seven days as authorities race to stamp out an outbreak of the delta variant thatâs grown to more than 350 cases since mid-June and has spread to an aged-care facility. Current stay-at-home orders -- except for exercise, essential shopping and medical care -- will remain in place in Greater Sydney until midnight on July 16, New South Wales state Premier Gladys Berejiklian told reporters Wednesday. The lockdown was originally scheduled to end on Friday.