© Tracey Nearmy/AAP
Australia is having an extreme heatwave, with daytime maximum temperatures forecast to extend up to the mid-40s in parts of South Australia, Victoria and NSW.
Severe weather conditions forecast to bring maximum temperatures 8C to 16C above average, as three towns record overnight minimums of 33C
Port Augusta in South Australia has reached 48.9C on Tuesday, as a heatwave sets in across much of Australia threatening more record hot days.
All-time highest minimum temperatures have also been broken in three places. Meekatharra in Western Australia and Fowlers Gap and White Cliffs in New South Wales all registered an overnight minimum of 33C on Monday.
Severe to extreme heatwave conditions extending from the interior of WA across South Australia, Tasmania, Victoria, the ACT and NSW will bring maximum temperatures of 8C to 12C above average, and in some places up to 16C above average before the end of the week.
From Tuesday through to Friday, parts of South Australia, Victoria and NSW may break January heat records, with daytime maximums extending up to the mid-40s.
"It's quite a significant heatwave because we are expecting a number of records to fall across those areas for both minimum and maximum temperatures," said Dean Sgarbossa, a senior meteorologist with the Bureau of Meteorology.
On Tuesday,
Port Augusta in South Australia reached 48.9C, an all-time high since records began in 1962.
Comment: That thing's almost 100m across!!!
It is an unusual sight, and so why are these ice disks, and a number of other out of the ordinary but related phenomena, suddenly occurring all over the globe?