038
WGHW50 PHFO 160130
FFWHFO
HIC003-160415-
/O.NEW.PHFO.FF.W.0040.260516T0130Z-260516T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
330 PM HST FRI MAY 15 2026
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE ISLAND OF OAHU IN HONOLULU COUNTY
* UNTIL 615 PM HST.
* AT 330 PM HST, RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN
OVER PORTIONS OF THE KOOLAU MOUNTAINS, CENTRAL OAHU, AND ALONG THE
SHORELINE IN LEEWARD OAHU. THE HEAVIEST SHOWERS WERE OVER THE
HIGHER TERRAIN BETWEEN WAHIAWA AND HAUULA, AND NEAR NANAKULI AND
MAKAHA. RAIN WAS FALLING AT A RATE OF UP TO 2 INCHES PER HOUR.
KAMEHAMEHA HIGHWAY AT WAIAHOLE VALLEY ROAD WAS CLOSED, AND THE
HIGHWAY AT WAIKANE STREAM WAS ALSO CLOSED AROUND 3 PM. FLOODING
WAS REPORTED IN A RESIDENTIAL AREA NEAR KUNIA EARLIER AS WELL.
FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY.
HAZARD...FLASH FLOODING CAUSED BY HEAVY RAIN.
SOURCE...RADAR.
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.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
WAIPIO, WAHIAWA, WHEELER FIELD, MILILANI, SCHOFIELD BARRACKS,
KUNIA, WAIKELE, PEARL CITY, WAIPAHU, WAIALUA, AIEA, HALEIWA,
WAIKANE, WAIAHOLE, HALAWA, MAKAKILO, PUNALUU, HAUULA, NANAKULI AND
WAIANAE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STAY AWAY FROM STREAMS, RIVERS, DRAINAGE DITCHES, AND CULVERTS, EVEN
IF THEY ARE CURRENTLY DRY.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 615 PM HST IF FLOODING
PERSISTS.
LAT...LON 2128 15811 2136 15815 2148 15824 2153 15824
2158 15829 2159 15828 2159 15812 2169 15805
2173 15798 2155 15783 2147 15783 2143 15779
2146 15779 2147 15778 2146 15771 2142 15773
2136 15792 2130 15802
FLASH FLOOD...RADAR INDICATED
R BALLARD
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