Phoenix is experiencing record-breaking, prolonged extreme heat driven by climate change, pushing the city into uncharted territory with growing risks to health, infrastructure and daily life.

A hiker is in critical condition after being rescued from a Phoenix mountain hiking trail that’s currently closed due to ...

A hiker is in critical condition after being rescued from a Phoenix mountain hiking trail that’s currently closed due to ...

An early-August metro Phoenix heat wave is expected to continue throughout the workweek, with more record-setting highs in ...

The incident happened when select hiking trails throughout Phoenix have restricted access from 8 a.m. to 5 p.m. due to ...

Phoenix's LSG Sky Chefs violated city heat regulations, resulting in an investigation. Non-functioning ACs in catering trucks ...

Tuesday's high in Phoenix will reach about 113 degrees, but temperatures will climb even higher later this week.

A stubborn high pressure system over central Arizona will push temperatures in Phoenix into record territory this week.

PHOENIX – After a relatively mild July in metro Phoenix, the area will start August with a stretch of extreme heat. The ...

Last July, it seemed like Phoenix broke another heat record every day. This year, temperatures are average (but it's still ...

The National Weather Service issued an extreme heat warning for the week in metro Phoenix. The hottest temperatures are ...

Phoenix is facing an intense heatwave, with temperatures predicted to rise up to 111°F and potentially hitting 116°F later in ...