Jul 29, 2016
Numerous thunderstorms moved west across southeast Arizona and produced severe wind gusts in the Tucson Metro area and flash flooding on the Tohono O'odham Nation. A haboob crossed Interstate 10 reducing visibility to near zero near Picacho Peak, but no accidents or road closures occurred.
Source: NOAA National Weather Service Storm Events Database (event 653316). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Pima County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.