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Predicting monsoon rainfall is not an exact science, yet.

Game challenges forecasters to predict monsoon

UA researchers created an online competition similar to fantasy football.
2018's Hurricane Florence as seen from the International Space Station.

Hurricane predictors forecast busy 2021 season

UA group has been on target about storm predictions since 2014.
Rain clouds near Tubac, July 2019.

Monsoon in Southern Arizona officially starts this week

It is monsoon awareness week.
A drought map of the West dated Aug. 28, 2018.

Study: Four Corners drought intensified by human-induced warming

A researcher said the drought showed what climate change is like "in the here and now."
A building northwest of Willcox was damaged by an EF-1 tornado on Sept. 23, 2019.

No mere dust devil: Tornado near Willcox a rarity for Arizona

The tornado reached speeds of 90-100 mph and injured two people.
Verónica Reyes-Escudero examines photos from the de la Torre family collection at UA Special Collections.

UA Special Collections: Preserving the Stories

Also on Arizona Spotlight: The TUSD's ongoing debate about expanding sex education; Is there any hope left for the 2019 monsoon?; and has Arizona's "stupid motorist law" increased flash flood safety?
Rescue crews during 2017 flooding from Hurricane Harvey in Texas

UA storm watchers predict active hurricane season

Annual forecast model shows Atlantic conditions similar to dangerous 2017.
A firefighter sets a back burn to contain the Poomacha Fire in San Diego County, California, 2007.

Tree-Ring Research Reveals Broken Connection Between Weather and Wildfires

UA professor Valerie Trouet co-authored a study showing jet stream moisture no longer predicts California wildfire severity.
The sand spider, Homalonychus selenopoides, takes a dust bath after each molt.

The Secret Life of Spiders

Also on Arizona Spotlight: a new dust detection system on I-10; cumbia rhythm energizes downtown Tucson; and a story about the perils of being a king.
Felisa is learning to cope with the communication disorder aphasia with her fellow group members at the Aphasia Center of Tucson.

Overcoming Aphasia: "A River is Made Drop by Drop"

Also on Arizona Spotlight: Where Arizona stands after a tumultuous week for U.S. border policy; and an alternative to sunscreen developed at the University of Arizona.
This map shows Earth’s average global temperature from 2013 to 2017, as compared to a baseline average from 1951 to 1980, according to an analysis by NASA’s Goddard Institute for Space Studies. Yellows, oranges and reds show regions warmer than the baseline.

Global Temperatures in 2017 Rank in Top 3 on Record

The desert Southwest experienced its warmest readings ever.

Weather Service Rolling Out More Precise System for Dust-Storm Warnings

The new system will only notify cell phone users within a certain range of the storm.
Global average carbon dioxide concentrations as seen by NASA’s Orbiting Carbon Observatory-2 mission, June 1-15, 2015.

NASA: Spike In Atmospheric CO2 Related To El Nino

A vicious cycle might await if future climates reflect similar conditions of heat and drought.

The Art of Paying Attention: Alligators

Author and wildlife illustrator Beth Surdut shares her adventures paddling with the Myakka River's most famous inhabitants.
Hurriane Maria in the Caribbean approaching Puerto Rico, September 2017.

Raytheon Drones Fly Into Hurricanes to Collect Data

'Coyotes' were used recently in Hurricane Maria to aid in continuous monitoring.
DeAnna Bublitz finds plenty of cicadas on the University of Arizona's mesquite trees.

Summer's Insects Draw Scientists to Southern Arizona

Hot and humid weather is optimal for exploring the outdoors.

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