That is signaling a warming trend, courtesy of a ridge of high pressure that has already started here and across most of the ...

A record-strong low-pressure system will steer an atmospheric river into California, create blizzard conditions in Washington ...

Record Heat Wave Phoenix, Arizona broke a record this summer after experiencing 113 days in a row that reached triple digit temperatures. Even during times of high heat, residents still need the ...

Sean McLaughlin of Arizona's Family stations and Amber Sullins of ABC 15 answer your burning questions about climate change ...

The Democratic candidates for Arizona Corporation Commission made climate change an issue, but it did them no good in this ...

The Phoenix City Council updated a 2010 plan to keep streets cool. The Phoenix shade canopy will soon expand due to a ...

Lots of factors in play but Tropical Storm Sara is expected to form this week and could become a major hurricane threatening the US next week.

The Office of Heat Response and Mitigation has requested $60 million over the next five years to plant 27,000 new trees and build 550 new shade structures. The measure passed unanimously with an 8-0 ...

The Caribbean is just on the cusp of seeing Tropical Storm Sara form to the west, according to the latest data from the National Hurricane Center.

I’m a Midwesterner through and through. I’ve lived a few places outside of the Midwest; the Bay Area, Phoenix, and the U.S ...

In light of his Mexican ancestry, perhaps Jaime Jaquez Jr. should have known better. Instead, it was an unexpected case of ...

So-called ozone season in the Phoenix area typically runs from April to September. Concentrations of surface-level ozone, an ...