Grand Canyon Breaking News: Latest Updates on Park Closures, Weather Alerts & Visitor Safety Tips

GRAND CANYON NATIONAL PARK, Ariz.—Heavy monsoon storms unleashed a sudden flash flood through Bright Angel Canyon on Saturday afternoon, forcing rangers to airlift roughly 50 campers and staff from the Phantom Ranch area and leaving an estimated 15–20 people missing or unaccounted for. The torrent, driven by more than two inches of rain in under an hour, sent debris-choked water surging down Bright Angel Creek, sweeping away bunkhouses and inundating low-lying campsites. Park officials immediately closed the North Kaibab Trail from Cottonwood Campground to the Colorado River, along with all inner-canyon back-country routes, while search-and-rescue teams fanned out on foot and by helicopter to locate missing hikers. Rangers said the worst damage centers on Phantom Ranch, the historic lodge at the canyon floor, where mud-laden water rose chest-high in minutes, destroying footbridges and knocking out power. No fatalities have been confirmed, but medics treated several people for hypothermia and minor injuries. The park remains under a Flash Flood Warning through Tuesday as a stalled monsoon trough keeps pumping moisture into northern Arizona. Visitors holding corridor trail permits through September 3 are being urged to reschedule; full refunds are being offered. The National Park Service added that the North Rim lodge, Highway 67, Cape Royal Road, and Point Imperial Road are open, but travelers should expect intermittent closures if additional storms develop. What this means for travelers • Expect helicopter noise and restricted trail access while search operations continue. • South Rim viewpoints remain open, but parking lots reached capacity by 10 a.m. Sunday; arrive early or use park shuttles. • Cell coverage in the inner canyon is sporadic; families trying to reach hikers should call the park’s incident information line at 928-638-7688. Safety tips during monsoon season 1. Check hour-by-hour forecasts before descending below the rim. 2. Never camp in dry washes; water can rise several feet in minutes. 3. If skies darken, gain elevation immediately—do not attempt to outrun water in narrow slots. Officials say a formal investigation will review whether upstream drainage projects completed in 2024 mitigated damage or need redesign. In the meantime, rangers stress that the Grand Canyon is still open—but visitors must “hike smart” and treat every afternoon thunderhead as a potential life-threatening event.