What fueled the explosive growth of the Dragon Bravo Fire was a mix of gusty winds, dry air and above-normal heat – weather conditions experts described as atypical for this time of year, when monsoonal moisture typically tamps down wildfire risk across Arizona.

The latest on the Dragon Bravo and White Sage fires. Plus, the trails, lodges, and campgrounds that are closed to visitors.

The NWS warning was in effect for regions of the Grand Canyon below 4,000 feet elevation. Temperatures were forecast to potentially reach 110 degrees at Phantom Ranch and 102 at Havasupai Gardens.

As two wildfires continue to grow in northern Arizona, the National Park Service is defending its handling of a lightning-sparked wildfire that destroyed the nearly century-old Grand Canyon Lodge and

About 10 people die at the Grand Canyon every year, CBS affiliate KPHO reported. This is the second death at the park that the park service has reported this year. In May, a 74-year-old man died while attempting to hike from the canyon's South Rim to the North Rim, an approximately 24-mile distance.

The Dragon Bravo fire has burned more than 5,000 acres and destroyed numerous historic Grand Canyon structures.