Travelers may feel higher-than-normal temperatures in Terminal 4 at Phoenix Sky Harbor International Airport during the morning of Oct. 23.

"Operations crews are working to bring the cooling system back online in Terminal 4," airport spokesperson Jon Brodsky said in an email.

There is no impact to flight operations, Brodsky said.

Details were not immediately available about what was happening with the AC system in the terminal. Temporary cooling units were placed throughout the terminal.

This is not the first time cooling issues have happened in Terminal 4.

Travelers took to social media July 9 to report warm temperatures inside the airport , and news coverage from other outlets reported travelers fanning themselves.

At that time, spokesperson Gregory Roybal described the higher te

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