Oct 12, 2018
An eastward-moving trough developing near Kauai caused showers and isolated thunderstorms to form over parts of the Aloha State, with Oahu seeing the heaviest downpours producing flash flooding. Most of the other rainfall events produced small stream and drainage ditch flooding, and ponding on roadways. No serious injuries or property damage were reported.
Source: NOAA National Weather Service Storm Events Database (event 784604). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Honolulu County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.