A new report identifies ways to create resilient water and wastewater systems in communities hardest hit by climate change.

The Grand Canyon holds many world records, but maybe the most uniquely Arizona one is for sunniest city in the world. See which city took the title.

Climate has long been one of Arizona's 5 C's, along with citrus, cotton, copper and cattle. With climate change is it still? Valley 101 looks into it.

Learn more about the latest Phoenix area weather forecast and conditions with Most Accurate Forecast from ABC15.

Mostly sunny skies will move in this afternoon, with highs in the upper 60s. It warms up even more on Sunday, with highs in ...

The Phoenix and Flagstaff areas are expected to warm up this weekend as the winter storms that brought rain and snow to the ...

A Cool Mountain Retreat Flagstaff, nestled in the heart of the Coconino National Forest, is a haven for those seeking respite from the intense desert heat. The city's elevation, at around 7,000 feet ...

Thursday is an ABC15 Weather Action Day as winds crank up and rain falls across the Valley. Winter storm conditions are ...