Close What does it take for Phoenix to see an excessive heat warning? A look at the criteria to issue an excessive heat warning in Arizona. KPNX 10:58 PM. MDT June 05, 2017 TRENDING VIDEOS Teen charged with first-degree murder Leash law crackdown in Lafayette Teen arrested in girl's death in court 10-year-old death investigation WUSA Breaking News Conspiracy theorist segment stirs controversy Next Question: Manicured lawns in canyon President Trump: Suspect in congressional baseball shooting has died Family from Fort Collins lives in their bus Teen drives car into King Soopers store More Stories ink! Coffee shop vandalized after their… Nov 23, 2017, 1:47 p.m. 3 sent to hospital after shooting, police… Nov 23, 2017, 12:38 p.m. Here's looking at you, 'Casablanca,' on the film's… Nov 23, 2017, 3:20 p.m.