The Southwest is in for peak dog days as a looming heat wave has triggered extreme heat warnings and advisories for 80 million people from the U.S.-Mexico border to southwest Utah. Federal forecasters said a swirling system of warm, descending air over the crosshairs that divides Arizona, Utah, Colorado and New Mexico will toast the region through the weekend. “An anomalously strong ridge of high pressure centered over the Four Corners states will lead to a significant heat wav

See Full Page