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Scorching conditions and raging bushfires have swept through the dry landscape of Western Australia. As temperatures expected to continue climbing above 40C (104F) over the coming days, a severe alert for extreme heat has been declared across much of the southwestern region.

Broad Heatwave Alerts Throughout the Region

These conditions come after this month's fires in another state, which resulted in the destruction of homes and loss of life. Severe heatwave warnings have also been activated for later this week in areas within SA and New South Wales, as a system of high pressure moves eastward, bringing blazing sunshine to a broad swath of the area.

The combination of tinder-dry vegetation and relentless high temperatures creates a volatile scenario for emergency crews.

Worldwide Climatic Events Trigger Chaos

In another part of the world, a major city was plunged into darkness recently after strong winds damaged the city’s electrical network, with toppled trees bringing down electricity cables. The weather conditions also caused significant transport delays at a major airport, where numerous flights were grounded. Severe damage to power systems is anticipated to cause ongoing issues as service providers scramble to reconnect electricity to over 1 million residents.

Unusual Fog Blankets Sunny Area

At the same time, a valley known for its clear skies and plentiful sunshine has experienced one of its dullest and most overcast weeks on recorded history. A particular form of low cloud, which typically lingers for only a short time, has been remarkably widespread and long-lasting this year, holding the mercury at a key transport hub under 8C for over a week – the longest such streak in over three decades. The prolonged fog has been driven by unprecedented fall rainfall that resulted in soils waterlogged.

• Key Factor: Record fall rains soaked the soil.
• Result: Extended and dense fog development.
• Effect: Thermal readings remained below average for an lengthy period.

Severe Weather Brings Snow to Tourist Destination

Turning to another country, a powerful storm has ushered in intense rainfall, powerful winds and even snowfall to a group of islands – conditions many would not associate with this popular tourist spot. While snow is not unheard of at elevated areas, the storm brought some of the heaviest snow depths since 2016 to a protected area, compelling its temporary shutdown.

In addition to the snow, fierce northerly winds buffeted the archipelago, with wind gusts exceeding 50mph observed on several locations. The effect of the storm is expected to diminish this week with more typical weather taking hold.