Flash Flood Warning Hawaii | Effective 03/20/2026 13:54
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
FFWHFO
The National Weather Service in Honolulu has extended the
* Flash Flood Warning for...<br />
The island of Oahu in Honolulu County
* Until 200 PM HST.
* At 1054 AM HST, additional water continued to run off into the<br />
Wahiawa Reservoir and area streams keeping water levels elevated.<br />
Flood impacts from earlier rainfall are ongoing. Despite a lull in<br />
rainfall at this time, additional areas of heavy rain are expected<br />