Heatwave and high humidity to blast much of US: ‘impactful to anyone’

Forecasters expect days of high temperatures in central and eastern US before Fourth of July and World Cup festivities A long and dangerous heatwave will blast a large swath of the central and eastern United States for the upcoming week, the National Weather Service (NWS) said on Sunday – with temperatures rising ahead of the Fourth of July holiday and feeling even hotter because of high humidity also arriving. Already parts of the US, especially Phoenix and central Texas, and much of the south-west were experiencing temperatures of about 100F (38C) on Sunday, while the NWS warned of severe wildfire conditions developing across much of the west as new fires popped up across the region. Continue reading...

Associated Press · Sun, Jun 28, 2026, 1:53 PM
US news | The Guardian

Heatwave and high humidity to blast much of US: ‘impactful to anyone’

Forecasters expect days of high temperatures in central and eastern US before Fourth of July and World Cup festivities

A long and dangerous heatwave will blast a large swath of the central and eastern United States for the upcoming week, the National Weather Service (NWS) said on Sunday – with temperatures rising ahead of the Fourth of July holiday and feeling even hotter because of high humidity also arriving.

Already parts of the US, especially Phoenix and central Texas, and much of the south-west were experiencing temperatures of about 100F (38C) on Sunday, while the NWS warned of severe wildfire conditions developing across much of the west as new fires popped up across the region.

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