Sizzling Skies and Soaking Pits: Heatwaves and Floods on a Global Scale As western parts of the United States and Mexico experience sweltering temperatures this week, it's clear that these heatwaves are not an isolated phenomenon.
They're part of a larger pattern of extreme weather events that have become increasingly common in recent years.
The US National Weather Service has issued heat advisories for California and Arizona, with daytime highs expected to soar above average by as much as 15°C (27°F) in some areas.