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Extreme heat and intense bushfires have devastated the parched landscape of Western Australia. As mercury levels forecast to persist climbing above 40C (104F) over the next few days, a severe heatwave warning has been declared across much of the southwestern region.

Broad Heatwave Warnings Throughout the Region

This situation follow this month's fires in another state, which caused the destruction of homes and loss of life. Intense heat alerts have additionally been issued for later this week in parts of SA and New South Wales, as a ridge of atmospheric pressure moves eastward, delivering intense sunshine to much of the area.

The combination of extremely dry vegetation and unbroken heat creates a dangerous scenario for firefighters.

Global Climatic Events Cause Chaos

Elsewhere, a major city was plunged into darkness last week after powerful winds compromised the urban power grid, with toppled trees knocking out power lines. The stormy weather also caused major transport delays at a major airport, where hundreds of flights were cancelled. Severe damage to power systems is anticipated to create ongoing problems as service providers work urgently to restore power to over 1 million inhabitants.

Atypical Mist Blankets Sunny Region

Meanwhile, a region known for its clear skies and abundant sunshine has experienced one of its grayest and foggiest periods on recorded history. A specific type of fog, which usually lingers for only a few days, has been unusually widespread and persistent this year, keeping the mercury at a key transport hub below 8C for over a week – the longest such streak in over three decades. The prolonged fog has been fuelled by unprecedented autumn rainfall that left soils saturated.

• Primary Driver: Record fall rains saturated the ground.
• Outcome: Prolonged and dense fog formation.
• Impact: Thermal readings stayed unseasonably low for an extended period.

Severe Weather Delivers Wintry Weather to Holiday Destination

Turning to Spain, a powerful storm has brought heavy rainfall, powerful gales and even snow to a group of islands – weather many would not associate with this favored tourist spot. While wintry precipitation is not unknown at elevated areas, the storm brought some of the heaviest snow depths since 2016 to a national park, compelling its closure.

Alongside the snowfall, fierce northerly winds buffeted the archipelago, with gusts exceeding 50mph recorded on multiple locations. The influence of the storm is expected to ease this week with more typical conditions returning.