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Weather and Climate

Lion cubs relax at the Reid Park Zoo.

Reid Park Zoo Closing Early This Week Due To Soaring Temperatures

Jun 19, 2017 The zoo wants to focus on caring for the animals throughout high-heat days, to resume normal hours Saturday.

Heat and Ozone Levels Forecast to Rise in Tucson

Jun 14, 2017 Air pollutant could be at elevated levels through Friday; hot temperatures will last through the weekend.
A hiking trail on Tucson's far east side.

As Heat Returns, Officials Urge Safety

Jun 6, 2017 Normal summer weather patterns in Southern Arizona can be fatal.
Saguaro National Park, Tucson Mountain Division

Heat May Have Killed Illinois Man West of Tucson

May 31, 2017 34-year-old's body found on hiking trail in Saguaro National Park West.
The sun blazes before it begins to set.

Cooling Stations Offer Urban Respite from Summer Heat

May 29, 2017 The sun can be deadly, but help is available in Tucson.
Clouds build up over the Catalina Mountains.

This Year's Monsoon Forecast: 'Clearly Mixed Signals'

May 24, 2017 Equal chance of above-normal and below-normal rain; higher temperatures expected.

Electricity Restored to Tohono O'odham Nation after 2 Days

May 11, 2017 Weather-related outage started Monday evening; power was restored Wednesday evening.
Photo of the Mulberry Fire taken the afternoon of Saturday, May 6, shortly after the wildfire started.

Mulberry Fire Slows After Burning 1,755 acres

May 8, 2017 Fire started Saturday; authorities say it is human caused.
The sun blazes before it begins to set.

Hot Spring: Tucson Hits 100 Degrees Earlier Than Normal

May 4, 2017 Meteorologist say Thursday reading makes it 7th earliest date to reach century mark.
A monsoon downpour floods an intersection on Tucson's east side.

Study: Extreme Weather Hits Tucson More than Other Western Cities

Apr 26, 2017 Researchers say people should stay informed, modify behavior and take out insurance.
10/17/12. Rebecca Brukman. Image of landscape, featuring cloud cover, after monsoon.

National Weather Service Wants Help Spotting Storms

Apr 24, 2017 Program helps meteorologists get view of incoming storms to make monsoon safer.
Monsoon clouds begin to build up at sunset.

Winter Rains Diminish Desert Drought

Apr 11, 2017 Summer monsoon will determine if dry conditions return.

Tucson Heat Could Hit Record 95 Degrees Saturday

Mar 17, 2017 If forecasts hold, Tucson will tie a 110-year-old daily record; cooler weather expected next week.
One of two Arizona Department of Public Service Helicopters stationed in Tucson.

Spring Weather Draws Hikers, Then Rescue Teams

Mar 14, 2017 Many hit the trail unprepared for the reality of hours in the sun.
A view from the Lake Mead side of the Hoover Dam.

Winter Rains, Snowfall Improve Arizona Water Picture

Feb 13, 2017 Many years of above normal precipitation still needed to recover from drought.
Snow on the Continental Divide, Rocky Mountain National Park, 2008.

NASA: Measuring Dust Can Improve Snowmelt Predictions

Feb 13, 2017 Better data allow better forecasts, preparations for spring runoff to Colorado River.

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