Phoenix is experiencing record-breaking, prolonged extreme heat driven by climate change, pushing the city into uncharted ...

It's going to be a hot one! Record highs are expected on Wednesday in the Valley. An Extreme Heat Warning remains in effect.

Extreme heat warnings cover most of the southern half of Arizona and continue into southeastern California. Areas including ...

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

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

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

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

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become dangerous for sensitive groups.

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

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

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

A hiker was rescued off Camelback Mountain in Phoenix on Tuesday, despite the trails being closed. Alexis Dominguez reports.