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Atmospheric Sciences

Tucson's official monsoon total was perfectly normal

Tucson's official monsoon total was perfectly normal

Some areas saw twice their rainfall average. Phoenix might be the biggest story.

September 30, 2014 5:45 pm Photos

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Expect rain, cooler temperatures this weekend

Expect rain, cooler temperatures this weekend

Sunday's high temperature will be in the 80's.

September 26, 2014 9:34 amLoading…
Hurricane Odile didn't  follow the models

Hurricane Odile didn't follow the models

Mike Leuthold of the University of Arizona's Atmospheric Sciences Department concluded early Wednesday that Odile's moisture would miss Tucson. 

September 18, 2014 9:33 amLoading…
Severe storms reported west of Tucson

Severe storms reported west of Tucson

Up to 1 inch of rain possible with storms.

July 08, 2014 5:12 pmLoading…
Calling on St. John the rainmaker

Calling on St. John the rainmaker

No real chances of precipitation at least until next week.

June 25, 2014 12:00 amLoading…
Report: Southwest faces increased threat from drought, wildfires and heat

Report: Southwest faces increased threat from drought, wildfires and heat

Temperatures in the Southwest are rising faster compared to those of the U.S. as a whole, a new White House report ion climate shows.

May 06, 2014 10:02 am Related Loading…
A dubious achievement for humanity

A dubious achievement for humanity

Earlier this year, scientists at the NOAA Mauna Loa Observatory in Hawaii announced a major threshold in the Earth system had been crossed: the concentration of the greenhouse gas carbon dioxide in Earth’s atmosphere has now passed a level not seen in the last 3 million years.

September 29, 2013 12:00 am Photos

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Oceans absorbing more global heat, UA researcher says

Much of the heat that was supposed to fire up the globe’s air in the past 15 years — but didn’t — has gone into the ocean, a University of Arizona oceanographer said Friday.

September 28, 2013 12:00 amLoading…
Tucson ties 39-day heat streak record

Tucson ties 39-day heat streak record

Tucson hit 100 degrees at 2:39 p.m. Tuesday — tying the streak of 39 days of 100 degrees or higher, says the National Weather Service.

July 09, 2013 4:58 pmLoading…
Heavy rain falling in parts of Tucson

Heavy rain falling in parts of Tucson

A severe thunderstorm warning was issued this afternoon south of Tucson, especially over Green Valley.A radar image from the National Weather Service this afternoon showed storms all across eastern Pima County, including the Tucson metro area.Storm activity was also prevalent in Cochise and …

July 05, 2013 1:21 pmLoading…

High winds, cooler temps forecast for Tucson

Get ready for a windy cool down in Tucson starting Monday.

April 07, 2013 8:27 pmLoading…

National Weather Service says there could be snow in Tucson valley Wednesday

The National Weather Service has issued a winter storm warning in effect through 11 p.m. Wednesday. The storm is expected to bring showers and snow Wednesday — with some blizzard conditions possible in mountain areas — and much colder temperatures. Wind gusts of nearly 40 mph are likely.

February 19, 2013 6:39 pmLoading…
Rain, snow hits Pima County

Rain, snow hits Pima County

Widespread showers and snow are coming down on Pima County, including reports of snow in Vail, Green Valley, Oracle and SaddleBrooke. The Mount Lemmon Highway closed Monday night except for residents who have 4-wheel drive or chains.

February 11, 2013 2:15 pm Related Loading…
Improving Arizona dust-storm forecasting

Improving Arizona dust-storm forecasting

If climate predictions are correct, it will become hotter, drier and dustier in Arizona over the coming decades. That means giant dust storms like the recent haboobs in Phoenix and Tucson will become more frequent.

November 25, 2012 12:00 am Photos

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Improving Arizona dust-storm forecasting

Improving Arizona dust-storm forecasting

Eric Betterton

November 25, 2012 12:00 amLoading…
Improving Arizona dust-storm forecasting

Improving Arizona dust-storm forecasting

A dust storm moves through a mine-tailings site near Dewey-Humboldt, where University of Arizona researchers are studying dust storms and weather.

November 25, 2012 12:00 amLoading…

Fitz Blog: Hot as...

Sunday's high temperature of  a bazillion friggin’ degrees at Tucson International Airport set a record for Aug. 12, Lucifer said. The previous high was set in 1993 in the sixth level of hell.

August 12, 2012 1:15 pm Related

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Tucson monsoon: A look at Tuesday's lightning

Tucson monsoon: A look at Tuesday's lightning

Tucson's resident lightning expert Ron Holle of VAISALA provided the Star with a map that shows the location of Tuesday's 1,484 cloud-to-ground lightning flashes during the early evening.

July 11, 2012 11:45 am Video Related Loading…

Chance of rain in Tucson today: 60 percent

This morning's forecast from the National Weather Service in Tucson predicts a good chance of rain throughout the day, with diminishing storms tonight.

July 04, 2012 7:38 am
She's back — La Niña reappears in the Pacific Ocean

She's back — La Niña reappears in the Pacific Ocean

Who can forget this past February's record low evening temperatures and burst water pipes? According to the National Oceanic and Atmospheric Administration, we should prepare for more of the same this winter.

September 08, 2011 3:00 pmLoading…

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