* WHAT…Dangerously hot conditions below 4000 feet, with daytime temperatures ranging from 101 to 104 degrees at Havasupai Gardens and 111 to 114 degrees at Phantom Ranch. * WHERE…Lower elevations of the Grand Canyon. * WHEN…Until 8 PM MST Saturday. * IMPACTS…Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonge
Source: National Weather Service
Indexed: Tue, 07 Jul 2026 09:20:41 UTC
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