Oct 6, 2022
A slow moving cutoff low was situated over southern Arizona, providing forced ascent. The low pressure resulted in very cold mid-level temperatures of -13C to -14C, which helped increase the instability with moderate to high levels observed (MLCAPE of 1000-2000 J/KG). High levels of moisture were also observed with PWAT ranging between 1-1.4, which is near record values for early October. The combination of all of these factors led to the development of strong to severe thunderstorms, developing
Source: NOAA National Weather Service Storm Events Database (event 1060445). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Imperial County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.