Sep 30, 2018
Isolated thunderstorms developed across the southwest portion of Yuma county during the afternoon hours on September 30th, the final day of the Arizona monsoon. Moisture was already spreading north and into southwest Arizona ahead of Hurricane Rosa and the moisture was sufficient to allow strong storms to develop; some of the stronger storms formed just to the east of Yuma, producing gusty and damaging winds as well as very heavy rainfall. A trained spotter near Fortuna Foothills reported that j
Source: NOAA National Weather Service Storm Events Database (event 779321). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Yuma County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.