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Aspen trees atop Mt. Lemmon.

Autumn among the aspens.

Also on Arizona Spotlight: Lyse Doucet, chief international correspondent for the BBC, receives the 2024 Zenger Award for Press Freedom from the UA School of Journalism; and Richard Cachor Taylor's talks about his book "Birds of Arizona".
Phoenix officials are seeking public input on updates to the city’s Climate Action Plan, as the region grapples with human-caused climate change, including poor air quality, drought, and extreme heat.

Phoenix ends its streak of 100-degree days at 113 consecutive days

The National Weather Service said Tuesday’s high temperature was 93 degrees Fahrenheit (33.8 Celsius) at 4 p.m. MST.
Phoenix officials are seeking public input on updates to the city’s Climate Action Plan, as the region grapples with human-caused climate change, including poor air quality, drought, and extreme heat.

Phoenix weathers 100 days of 100-plus degree temps as heat scorches western US

That's long since shattered the record of 76 days in a row set back in 1993, according to data from the National Weather Service.
Sunset over the Catalinas.

Is "Monsoon Magic" on the horizon?

Also on Arizona Spotlight: Reactions to the first load of uranium ore to come from the Pinyon Mine near The Grand Canyon; and "Concussion: The Play", a new Ten-Minute Drama.
A monsoon approaches the intersection of Broadway and Treat Ave. in Tucson, Ariz., on Thursday, July 18, 2024.

2024 monsoon bringing much of Southern Arizona out of drought conditions

The Tucson metro area is about 2 inches above normal rainfall totals.
A graphic showing rainfall totals for Southern Arizona as of Friday, July 26, 2024.

A wet week brings above average rainfall totals for Southern Arizona

Tucson has accumulated almost four inches of rain since the season began.
Arizona has long been a hotspot for golfers looking to keep up their game as weather elsewhere turns cold. But, for just as long, the state has been working to limit water use by golf courses. How much of a part does golf play in Arizona's water issues?

Dry but alive: Rethinking golf's green lawns

Golf is a commonly blamed culprit of Arizona's water woes. How much water goes to the state's courses?
A monsoon storm drops localized, heavy rainfall over northwest Tucson, Marana, and Oro Valley. From August 2022.

AZPM’s Mini Severe Storm Guide

Fast-escalating storm causes widespread damage and power outages, prompting questions about monsoon season and climate change
Monsoon rain over Tucson.

Arizona’s monsoon means danger for those with asthma. Here’s how to cope.

While some may look forward to the monsoon season, as the storms bring lower temperatures, those with asthma prepare for discomfort and distress.
Monsoon rain over Tucson.

Monsoon storm activity picking up late in the week

Some areas in Southeastern Arizona could see wind gusts up to 70 miles per hour.
The summer sun hangs over cacti in Tucson.

Persistent heat wave in the US expected to shatter new records as it bakes West and swelters in East

Phoenix topped out at 114 F, just shy of the record of 116 F dating to 1942.
The sun blazes before it begins to set.

Pima County heat-related deaths in June topped 2023's totals

Days with high temperatures also saw a notable increase from the previous year.
Katia Lamer, director for the Center for Multiscale Applied Sensing at the Brookhaven National Laboratory who leads the team that drives the mobile weather trucks on Tuesday, July 2, at the University of Arizona in Tucson, Ariz. Lamer says the lack of climate data can make it difficult to quantify inequities in regional heat and air quality.

Arizona researchers tackle urban heat with innovative weather data collection

UA team partners with DOE’s Brookhaven Lab to study and mitigate extreme heat in the Southwest.
Margarita Salazar, 82, wipes the sweat off with a tissue inside her home amid high heat in Veracruz, Mexico, on June 16, 2024. Human-caused climate change intensified and made far more likely this month's killer heat with triple digit temperatures, a new flash study found Thursday, June 20.

Climate change made killer heat wave in Mexico, Southwest US even warmer and 35 times more likely

A new study finds that human-caused climate change dialed up the heat and drastically increased the odds of this month's killer heat that has been baking the Southwestern United States, Mexico and Central America.
City crews are preparing barricades to direct motorists away from flooded roads.

Tucson braces for potential monsoon storms

City crews are preparing barricades to direct motorists away from flooded roads.
Strong Arm, a well-known saguaro cactus in the Tortolita Preserve near Marana, was estimated to be 150 to 200 years old and 40 feet tall when it toppled during an August storm. But the actual cause of death was Erwinia cacticida, a bacteria that causes saguaros to rot and ooze a thick, black liquid.

More than 70 million people in the US are under heat alerts

Officials again are warning residents to take precautions, go indoors and hydrate.

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