PHOENIX -- The city of Yuma heated up to a record-setting temperature Wednesday afternoon while Phoenix came close to breaking its own.
The National Weather Service says Yuma hit a high of 117, surpassing the record of 115 which was set on this date in 1959.
Phoenix tied the day's record of 114, which was set in 2006.
The city and parts of southwestern Arizona are under an excessive heat warning much of Wednesday due to temperatures that will range from between 112 to 118 in low desert locations.
The warning issued by the National Weather Service runs from 10 a.m. to 8 p.m. Thursday.
Meanwhile, a high pollution advisory for ozone is in effect for the Phoenix area for Wednesday due to high temperatures and a shift in air flow.