Skynews: What is a 'heat dome' - and how long is it set to affect the UK?

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What is a 'heat dome' - and how long is it set to affect the UK?

Most of Europe is right now baking in a so-called "heat dome" - conditions a bit like a pizza oven, which are scorching Spain, France, Italy, Greece and beyond.

Source: What is a 'heat dome' - and how long is it set to affect the UK?