Sep 12, 2022
The remnants of tropical storm Kay were centered off the California coast but helped generate enough shear to produce severe thunderstorms that moved north across southeast Arizona during the afternoon and early evening. Large hail, heavy rain and flash flooding occurred in southwest Tucson.
Source: NOAA National Weather Service Storm Events Database (event 1058230). 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.