Oct 6, 2022
A slow moving cutoff low was situated over southern Arizona, providing forced ascent. Two rounds of convection occurred, with the first round affecting portions of south-central Arizona during the very early morning hours (0000-0400MST) and the second round affecting far southwest Arizona during the early to mid afternoon hours (1300-1600MST). With the help of daytime heating boosting instability values into the moderate to high side (MLCAPE 1500-2000 J/KG), the thunderstorm activity affecting s
Source: NOAA National Weather Service Storm Events Database (event 1060434). 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.