A family of 11, including six children, was rescued off the Holbert Trail on South Mountain in Phoenix during a hot summer ...

The National Weather Service issued an extreme heat warning for a second day as the heat index surpasses 100. See how hot it ...

Each local National Weather Service office issues 3 different heat alerts to classify the appropriate level of risk posed by ...

Both alerts mean it’s dangerously hot. Both are signals to take immediate action to protect yourself from heat-related illnesses like heat exhaustion and heat stroke. Criteria can be lowered if it's ...