Flash Flood Warning issued March 20 at 11:52PM HST until March 21 at 3:00AM HST by NWS Honolulu HI

NWS Active Alerts report on Flash Flood Warning issued March 20 at 11:52PM HST until March 21 at 3:00AM HST by NWS Honolulu HI.

Early report Major update Updated Mar 21, 2026, 9:52 AM UTC

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What changed

NWS Active Alerts: Flash Flood Warning issued March 20 at 11:52PM HST until March 21 at 3:00AM HST by NWS Honolulu HI.

First seen Mar 21, 2026, 9:34 AM UTC Latest source Mar 21, 2026, 9:52 AM UTC

Update 1 1h ago

NWS Active Alerts •published Mar 21, 2026, 9:52 AM UTC •fetched Mar 21, 2026, 9:53 AM UTC

Update 2 1h ago

NWS Active Alerts •published Mar 21, 2026, 9:34 AM UTC •fetched Mar 21, 2026, 9:35 AM UTC