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A woman sunbathes at Malagueta beach in Malaga on July 5, 2015. In Spain started on July 1, 2015 a new heatwave which will last for at least nine days and extend to the rest of Europe. The heatwave, the second of the summer, will affect almost all of Spain from July 3.
A woman sunbathes at Malagueta beach in Malaga on July 5, 2015. In Spain started on July 1, 2015 a new heatwave which will last for at least nine days and extend to the rest of Europe. The heatwave, the second of the summer, will affect almost all of Spain from July 3.

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    What is a 'heat dome'?

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What is a 'heat dome'?

The "heat dome" weather phenomenon can trigger record breaking temperatures. In Iran in 2015, a heat dome caused the heat index to hit 165 degrees.

What is a 'heat dome'?

The "heat dome" weather phenomenon can trigger record breaking temperatures. In Iran in 2015, a heat dome caused the heat index to hit 165 degrees.