LOS ANGELES, 21 June (BelTA - Xinhua) - U.S. National Weather Service has issued an excessive heat warning for Arizona, Nevada and parts of California where temperatures are expected to peak this week.
The temperature in Phoenix, the capital of Arizona, reached 120 Fahrenheit degrees (about 48.8 Celsius degrees) on Tuesday, leading to the cancellation of flights in and out of the Phoenix Sky Harbor airport.
"American Airlines canceled over 50 flights in and out of Phoenix Monday due to operational concerns over extremely high temperatures in the desert city," FOX11 reported.
The temperature in the Death Valley located between California and Nevada, reached 126 to 128 Fahrenheit degrees (about 52 to 53 Celsius degrees) by Tuesday afternoon.
The valley is one of the hottest places in the world at the height of summer. It set the hottest known temperature in the world -- 134 Fahrenheit degrees (about 56.7 Celsius degrees) on July 10, 1913.
