The fires jumped roads and rivers and had burned about 12.5 square miles by Monday. Mark Gregory, a spokesperson for the Spokane County Sheriff’s Office, said the county initially received nearly 300 reports of missing people, but by Monday they had cleared all but 14. At least 390 square miles has burned across Washington, which has contended with severe drought and a paltry snowpack. A lightning-caused fire that has burned over 530 square miles of grassland in western Idaho and eastern Oregon continued to grow Monday. pic.twitter.com/irqygLzL8L — Anderson Cooper 360° (@AC360) August 4, 2026In central Utah, a blaze quadrupled in size over the weekend to nearly 109 square miles by Monday afternoon.