Meteorologist explains a heat dome that's delivering dangerous, record-breaking temperatures across the eastern United States, threatening lives of the elderly, young and vulnerable.

The entire eastern half of the United States will experience above-average temperatures this week as a massive heat dome descends, impacting 147 million Americans. Until at least Thursday, 28 U.S. states from Texas to Maine will experience moderate to extreme heat waves,

Coming originally from the Pacific, a dome of high pressure is parking over the Eastern United States with hot air from the Southwest that already made an uncomfortable rest stop in the Midwest.

Chelsea manager Enzo Maresca has said his side are finding ways to cope as the United States's east coast battles a severe heat wave.

Chelsea manager Enzo Maresca says his players are finding it 'impossible' to train amid a heatwave on the east coast of the United States.