Extreme Temperature Diary- Sunday February 1st, 2026/ Main Topic: Checking in on Australian Heat

Heatwave warnings across Australia as millions celebrate national day

Heatwave warnings across Australia as millions celebrate national day

Australian authorities have issued heatwave warnings for most of the country as millions mark the national holiday, Australia Day.

Temperatures are expected to peak on Tuesday, reaching the “high forties” Celsius in the southern states of Victoria and South Australia, the Bureau of Meteorology said.

On Sunday, South Australia recorded temperatures as high as 48.5C, the bureau reported. Fire danger warnings are in place across the country.

Some Australia Day events on Monday were cancelled out of safety concerns.

In Adelaide, a parade and light show were cancelled because of the extreme heat forecast.

“While this is deeply disappointing for the community, performers and partners, community safety and wellbeing must come first,” organisers said.

Australia Day – 26 January – is the anniversary of the 1788 landing of Britain’s First Fleet, which began the era of colonisation.

But to many people, especially Indigenous Australians, the occasion is a reminder of their cultural destruction under European settlers – referring to the occasion as “Invasion Day”.

Across the country on Monday, huge crowds gathered for rallies in support of Indigenous Australians.

Aside from Victoria and South Australia, heatwave warnings have also been issued in New South Wales, Queensland, Tasmania, Northern Territory and the Australian Capital Territory.

Many of these warnings will remain in place until Wednesday.

“We haven’t seen heatwave conditions like this in Victoria for almost 20 years,” Tim Wiebusch, Victoria’s emergency management commissioner, told ABC.

“It was 2009 ahead of the bushfires where we saw those prevailing conditions and so we are indicating to all Victorians that this is a very serious set of weather conditions.”

On Monday, the Bureau of Meteorology warned of “extreme fire dangers” across parts of South Australia and much of south-western Victoria “due to very hot and dry weather combined with moderate to gusty winds”.

Firefighters in Victoria are working to combat several fires across the state, which have prompted evacuations and threatened properties.

The heat has also affected the Australian Open at Melbourne Park.

Tennis player Jannik Sinner was seen suffering from cramps on the court on Saturday, before play was temporarily suspended in the rising heat. Nearly 80,000 fans were warned to take care under the scorching sun.

Meanwhile, parts of Western Australia were pummelled by Tropical Cyclone Luana over the weekend. The storm damaged homes and a popular beach resort before weakening as it moved inland.

The meteorological bureau has advised people to find places to keep cool, like their homes, libraries, community centres or shopping centres. It also told people to close their windows and draw the curtains to keep heat out of their homes.

Approx 100 record lows tied or broken this morning. ~11 monthly records broken. And it seems 1 all-time low in Bartow, FL.

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#Gianna and you can see the GA-Carolinas snowpack this morning. Beautiful!Flurries around Tampa. Jim Cantore @wxnewsdesk @weatherchannel @StephanieAbrams @ChrisBruinTV @JenCarfagno Jordan Steele @TWCAlexWallace @Paul_Goodloe @GregPostel @kellycass @ReynoldsWolf @mikefirstalert

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Dunes of snow blowing in the night at Holden Beach #HoldenBeach #NorthCarolina #USA #Weather

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Frozen solid. A sailboat today frozen into Lake Ontario and looking a little under the weather near Toronto. Hopefully it might survive the coming pressures of the spring meltdown and not sink. #weather #winter #nature #naturephotography #sailing #Ontario #Canada 🍁

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Colder in #Orlando this morning than… checks notes… #Greenland !!At least parts of it. #florida #freeze

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For #Florida it just doesn’t get any colder than this! Peak wind 💨 chills headed for the single digits and teens for much of the state. Long duration #freeze. We’re not used to this. Stay safe ya’ll! #cold #snow

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🧪 It's been 10 years since Dorothy Bishop and I published a commentary in Nature about the risks of transparency. doi.org/10.1038/529459a1/10

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Calm Reflections – Jones (Wahleach) Lake – Hope, British Columbia 🇨🇦#mountains #stunday #blueskyartshow #panorama #nature #britishcolumbia #weather #scape #pano #calm #snow #landscapephotography #naturephotography #reflection #canada

Shadowmac Photography 📸🇨🇦 (@shadowmacphotos.bsky.social) 2026-02-01T16:25:16.528Z

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