Aug 9, 2023
The air flow over Arizona slowly transitioned from a west to east trajectory, to more southerly. This was due to a nearly stationary low forming off the western coast of California, which will provided some dynamical forcing. This allowed moisture to move northward from Mexico. Scattered to numerous showers and thunderstorms formed over the north-central Arizona.
Source: NOAA National Weather Service Storm Events Database (event 1109726). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Navajo County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.