The Dragon Bravo Fire, which has burned since July 4 on the Grand Canyon's North Rim, has become the largest wildfire in the continental United States in 2025. The lightning-caused blaze has torched more than 111,

Dragon Bravo Fire becomes the largest U.S. wildfire of the year, burning over 105,000 acres with only 9% containment.

Both it and the Monroe Fire, burning further north near Monroe, Utah, are generating pyrocumulus clouds — sometimes called "fire clouds" — that form when air over a fire becomes superheated and rises in large, smoky columns. The massive clouds are visible for hundreds of miles and resemble the shape of an anvil.