Jul 20, 1998
Severe thunderstorms moved into the Las Vegas Valley and nearby Lake Mead bringing wind gusts in excess of 60 mph and heavy showers which dumped between 1.50 and 2.25 inches of rain overnight. Several marinas on Lake Mead suffered extensive wind damage and numerous roads were washed out. In the Las Vegas Valley, heavy rain and flooding produced the majority of damage. Major flooding began in the early morning of July 20 and kept washes filled for several hours with numerous swift water rescue
Source: NOAA National Weather Service Storm Events Database (event 5661852). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Clark County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.