Flash Flood Warning Hawaii | Effective 03/21/2026 18:53
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
At 353 PM HST, radar indicated heavy showers have diminished over<br />
Lanai, with rain falling at a rate of up to 1 inch per hour. Flash<br />
flooding is ongoing.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flooding in drainages, streams, rivers, roads,<br />
properties, and other low-lying areas. Public road<br />
closures possible in some areas. Landslides are possible<br />
in steep terrain.