Here is everything to know about the northern lights this week, including whether they will be visible in Arizona. The ...

For Monday, a high of 112°F is expected for the Valley, rising to 115°F by Wednesday. An Extreme Heat Watch will take effect on Tuesday, July 8, and it is expected to last into Thursday, July 10.

More than 210 degrees Fahrenheit separates the highest and the lowest temperatures on record in the United States, the ...

The NWS said in its warning for Arizona: "Coarse particulate matter—also known as PM-10 - is an air contaminant that can aggravate heart and lung disease conditions, especially in older adults ...

The heat is making a huge comeback for the Valley, with an Extreme Heat Warning set to take effect on Tuesday.

TUCSON, Ariz. (13 News) - A dust storm rolled through southern Arizona on Monday, June 30. The National Weather Service in Tucson issued a dust storm warning around 7 p.m., but it expired at 8:15 p.m.

National Weather Service (NWS) meteorologists are advising more than 2 million people in Southern Nevada, Southeast California, and Northwest Arizona to stay inside during the hottest part of the ...

Arizona weather news happening across metro Phoenix and Arizona from Valley radio leader KTAR News 92.3 FM.

Heat Wave Alert as Nevada, Arizona, and California Brace for Surging Temperatures as NWS Issues Moderate HeatRisk Warning By Amanda Williams Published on June 23, 2025 Source: Google Street View ...

A detailed expense budget for NOAA outlines plans to reduce spending and cut climate and atmospheric research.

Phoenix hit 100+ degrees for 30% of 2024, setting heat records as climate change worsens Arizona's extreme weather crisis ...