WEATHER ALERT: Flash Flood Warning for Oahu in Honolulu County, HI

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Weather Alert Flash Flood Warning

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Status
New Event
Start & End Time
Thu 7:16 AM HST – Thu 8:45 AM HST

BULLETIN – EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Honolulu HI
716 AM HST Thu Mar 12 2026

The National Weather Service in Honolulu has issued a

* Flash Flood Warning for…
The island of Oahu in Honolulu County

* Until 845 AM HST.

* At 716 AM HST, emergency management reported flooding near
residences in the Wahiawa area, as well as the closure of Kapaa
Quarry Road in Kailua due to water flooding the road. Areas of
heavy rain continue to move over the island from the southwest
with rainfall rates up to 2 to 3 inches per hour. Additional
periods of heavy rain and thunderstorms are expected throughout
the day.

HAZARD…Flash flooding caused by heavy rain.

SOURCE…Emergency management.

IMPACT…Flooding in drainages, streams, rivers, roads,
properties, and other low-lying areas. Public road
closures possible in some areas. Landslides are
possible in steep terrain.

* This warning includes the entire island of Oahu.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Stay away from streams, rivers, drainage ditches, and culverts, even
if they are currently dry.

Excessive runoff from heavy rainfall will cause flooding of drainage
ditches and streams, streets, highways, properties, and other low
lying spots.

&&

This warning may need to be extended beyond 845 AM HST if flooding
persists.

This Flash Flood Warning replaces the previously issued Flood
Advisory that was in effect for The island of Oahu in Honolulu
County.

LAT…LON 2131 15764 2125 15769 2125 15772 2127 15773
2124 15782 2130 15790 2129 15811 2148 15824
2153 15825 2158 15829 2160 15813 2169 15805
2173 15798 2155 15783 2147 15783 2143 15779
2147 15779 2147 15772 2141 15773 2134 15769

FLASH FLOOD…OBSERVED

Technical header:

WGHW50 PHFO 121716
FFWHFO
HIC003-121845-
/O.NEW.PHFO.FF.W.0007.260312T1716Z-260312T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

Source: NOAA/National Weather Service
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