A powerful microburst struck Tempe, Arizona, around 13:00 LT (20:00 UTC) on October 13, 2025, as severe thunderstorms swept across the Phoenix metropolitan area. The event produced wind gusts up to 145 km/h (90 mph), uprooted trees, and damaged hundreds of structures. Over 130 residents were displaced, and estimates of customers without power at the storm’s peak ranged from 22 000 to over 34 000.
Back-to-back tropical storms — Priscilla and Raymond — are forecast to channel deep tropical moisture into the U.S. Southwest between October 10 and 14 2025, causing a multi-day rain event and creating an elevated flash-flood risk across Arizona and New Mexico.
A predecessor rain event (PRE) associated with Hurricane Priscilla is forecast to produce sustained rainfall across the Southwestern United States, particularly Arizona and New Mexico, between October 9 and 11, 2025.
Severe floods affecting Gila County and parts of central Arizona since September 25, 2025, left at least four people dead and created a major hazmat risk in Globe after around 1 000 propane tanks were washed into the downtown area. Multiple historic buildings in Globe sustained structural damage, prompting officials to declare the city center unsafe.
Flash flooding struck Gila county, Arizona, displacing people and causing significant damage in the Globe-Miami area on September 25, 2025.
Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday, September 28, 2025. A plume of anomalously high monsoonal moisture streaming northward on the eastern flank of a slow-moving upper-level low will fuel several rounds of widespread showers and thunderstorms, with greatest impacts expected across southeastern Arizona and southwestern New Mexico.
Flash flood struck Benson, Arizona claiming one life and prompting two rescues, overnight Friday into Saturday, September 12 to 13, 2025.
A massive haboob swept through metro Phoenix, Arizona on August 25, 2025, reducing visibility to near zero and grounding flights at Sky Harbor International Airport. Power outages peaked at more than 54 000 customers, with more than 15 000 still without electricity by the end of the day.
Phoenix, Arizona, reached 47.8°C (118°F) on August 7, 2025, setting the highest August temperature since records began in 1895. Other locations across the region also saw record highs, with Blythe, California, reaching 48.9°C (120°F).
Dragon Bravo Fire has burned about 47 183 ha (116 600 acres) near the Grand Canyon’s North Rim as of August 3 , 2025 with containment at 12 % and more than 1 200 personnel engaged in suppression efforts.
