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Extreme heat and raging wildfires have devastated the parched landscape of Western Australia. With temperatures expected to continue soaring above 40C (104F) over the next few days, a major alert for extreme heat has been declared across a large portion of the south-west.

Broad Extreme Heat Alerts Throughout Multiple States

These conditions come after recent fires in New South Wales, which caused the destruction of properties and fatalities. Severe heatwave warnings have also been activated for later this week in areas within SA and NSW, as a ridge of atmospheric pressure moves to the east, delivering blazing sunshine to a broad swath of the region.

The combination of tinder-dry land and unbroken high temperatures presents a dangerous situation for emergency crews.

Worldwide Climatic Events Cause Chaos

Elsewhere, a metropolis was plunged into blackout last week after powerful gusts damaged the city’s power grid, with toppled trees knocking out electricity cables. The stormy weather also led to significant travel disruption at a major airport, where hundreds of air services were grounded. Severe impact on power systems is expected to cause ongoing problems as utility companies work urgently to restore power to over 1 million inhabitants.

Unusual Fog Blankets Sunny Area

Meanwhile, a region famed for its clear skies and plentiful sunlight has experienced one of its grayest and most overcast weeks on recorded history. A specific type of low cloud, which usually lasts for only a few days, has been unusually widespread and persistent this year, keeping the mercury at a key transport hub below 8C for more than a week – the most prolonged period in more than three decades. The extended haze has been driven by unprecedented autumn precipitation that left soils waterlogged.

• Key Factor: Record autumn rainfall soaked the soil.
• Outcome: Prolonged and dense mist formation.
• Effect: Thermal readings remained unseasonably low for an extended period.

Severe Weather Delivers Wintry Weather to Tourist Islands

Turning to another country, a weather system has brought heavy rainfall, strong gales and even snowfall to a group of islands – conditions many would not associate with this favored tourist spot. While wintry precipitation is not unknown at elevated areas, the storm delivered some of the heaviest accumulations since 2016 to a national park, compelling its closure.

In addition to the snow, strong winds from the north swept across the archipelago, with gusts reaching 50mph recorded on multiple islands. The effect of the weather event is expected to diminish this week with more seasonal conditions taking hold.