Arizona Watcher
A line of storms prompted a National Weather Service severe thunderstorm warning for Phoenix, Glendale and Peoria, with straight-line winds up to 80 mph and reports of hail in North Mountain Park.
Observers reported a large wall of dust just south of Interstate 8 moving west and north; a Dust Storm Warning was issued as the plume threatened to reduce visibility and create hazardous travel within about an hour.
Utilities reported roughly 36,000 customers without power as of 9 p.m., with the largest concentrations of outages in the West Valley affecting Salt River Project and Arizona Public Service service areas.
Specific damage reports included a downed pole near 7th Street and Dunlap Avenue and multiple downed power lines around 57th Avenue and McDowell Road; emergency and utility crews were cataloging incidents to prioritize response.
The FAA issued a ground stop at Phoenix Sky Harbor and numerous flights were delayed. The NWS extended the severe thunderstorm warning into late evening as radar tracked ongoing threats; a rain gauge recorded 1.26 inches in one hour.
Local coverage documented structural damage, including roofs ripped off at the Palm Shadows mobile home park and a sparking downed power line near 36th Street and McDowell Road. Many outages were restored overnight, leaving a few hundred without power by 4:30 a.m.
A line of severe storms moved through the Phoenix metropolitan area, prompting a National Weather Service severe thunderstorm warning for Phoenix, Glendale and Peoria and a Dust Storm Warning for parts of Maricopa County. Winds were forecast up to 80 mph, hail was reported in…