The National Weather Service has issued flash flood warnings for Coconino County, including Grand Canyon National Park, that run through 1:15 a.m. Aug. 17. Doppler radar indicated thunderstorms ...

For the two sisters of Chenoa Nickerson, the Arizona woman who died while hiking in Grand Canyon National ... the park when she was swept away in a flash flood that struck Havasu Creek, according ...

The Arizona Department of Environmental Quality proposed an aquifer-protection permit Wednesday for a uranium mine near Grand Canyon National Park, with a history of flooding. The mine flooding ...

GRAND CANYON NATIONAL PARK, Ariz.— Conservation groups called on Arizona officials today to close a uranium mine near Grand Canyon National Park’s South Rim, citing severe and ongoing flooding that ...

As firefighters in California continue to battle the Border 2 fire, forecasters have warned about the risk of flash flooding ...