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Scorching conditions and intense wildfires have devastated the dry landscape of Western Australia. With temperatures expected to continue soaring above 40C (104F) over the next few days, a severe alert for extreme heat has been issued across a large portion of the southwestern region.

Broad Extreme Heat Warnings Across Multiple States

These conditions follow this month's bushfires in New South Wales, which caused the loss of homes and loss of life. Severe heatwave warnings have additionally been issued for later this week in parts of South Australia and NSW, as a system of high pressure moves to the east, delivering blazing heat to much of the region.

The mix of tinder-dry vegetation and unbroken heat presents a dangerous situation for firefighters.

Worldwide Weather Extremes Cause Chaos

In another part of the world, a metropolis was left in blackout last week after powerful gusts compromised the urban power grid, with falling trees bringing down power lines. The weather conditions also caused major travel disruption at a major airport, where hundreds of air services were grounded. Severe damage to power systems is expected to cause further problems as utility companies work urgently to reconnect electricity to over 1 million residents.

Atypical Mist Blankets Typically Clear Area

Meanwhile, a region known for its sunny weather and plentiful sunlight has endured one of its grayest and most overcast weeks on recorded history. A specific type of fog, which typically lasts for only a short time, has been remarkably extensive and persistent this year, keeping temperatures at a key transport hub under 8C for more than a week – the most prolonged period in over three decades. The prolonged haze has been fuelled by unprecedented autumn precipitation that left soils waterlogged.

• Key Factor: Exceptional fall rains saturated the ground.
• Result: Prolonged and dense mist development.
• Impact: Temperatures stayed unseasonably low for an lengthy period.

Storm Brings Wintry Weather to Tourist Destination

Turning to Spain, a weather system has brought heavy rainfall, strong gales and even snowfall to a group of islands – conditions many would not connect with this favored tourist spot. While wintry precipitation is not unheard of at elevated areas, the system delivered some of the heaviest snow depths since 2016 to a protected area, forcing its closure.

In addition to the snowfall, strong winds from the north buffeted the archipelago, with gusts reaching 50mph recorded on several islands. The influence of the storm is expected to ease this week with more seasonal conditions taking hold.