Heat wave grips Southwest US as records tumble, more triple-digit temperatures forecast

The US Southwest is experiencing a major heat wave with record-breaking temperatures above 110 degrees Fahrenheit. The National Weather Service issued excessive heat alerts for areas including Arizona and Nevada.

Heat wave grips Southwest US as records tumble, more triple-digit temperatures forecast
The US Southwest is experiencing a major heat wave with record-breaking temperatures above 110 degrees Fahrenheit. The National Weather Service issued excessive heat alerts for areas including Arizona and Nevada.