Following an earlier suspension of play due to extreme heat, the tennis was further interrupted later in the day by heavy rainfall.
Reuters photographer Brandon Malone captured a lightning bolt appearing in the Melbourne skyline while Michal Przysiezny played Stephane Robert played on an outdoor court.
Play has currently resumed on the covered showcourts for the evening session. Andy Murray's second round match has been delayed.
More top news
West is best for warm sunshine as east gets hit by cloud and rain.
The prime minister should stay in his post even in the case of a Brexit, Michael Howard has said.
Liam Fee suffered prolonged abuse for much of his short life before he was murdered by the two people he relied on for love and protection.