The Southwest U.S. is experiencing its first heat wave of the season with temperatures soaring to potentially record-breaking highs over 110°F, posing risks to residents and prompting heat warnings.

Phoenix's blistering July heat wave has broken multiple records. There's little relief in sight, according to the National Weather Service. Every single day so far in the month of July, the high temperature — as recorded by the National Weather Service at Phoenix Sky Harbor International Airport — has been 110 degrees Fahrenheit or higher.

The pelicans contracted highly pathogenic avian influenza, or bird flu, at the Phoenix Zoo, leaving 14 dead. Several began showing signs on Oct. 15.

From rising temperatures preventing take-off to rising seas flooding runways, aviation needs to adapt to changes already grounding flights around the world

For the third day in a row, Phoenix has broken a daily high temperature record.

American Airlines has canceled 38 flights in and out of Phoenix on Tuesday afternoon because of extreme heat.