WGHW80 PHFO 201934

FLSHFO



Flood Advisory

National Weather Service Honolulu HI

934 AM HST Fri Mar 20 2026



HIC003-202100-

/O.CON.PHFO.FA.Y.0062.000000T0000Z-260320T2100Z/

/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

Honolulu HI-

934 AM HST Fri Mar 20 2026



...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 AM HST THIS MORNING FOR 

THE ISLAND OF OAHU IN HONOLULU COUNTY...



* WHAT...Flooding caused by excessive rainfall continues.



* WHERE...The island of Oahu in Honolulu County.



* WHEN...Until 1100 AM HST.



* IMPACTS...Minor flooding on roads, poor drainage areas, and in 

  streams. Ponding of water in urban or other areas is occurring or 

  is imminent. Rapid rises in storm water channels and drainage 

  ditches are possible.



* ADDITIONAL DETAILS...

  - At 930 AM HST, radar indicated another area of heavy rain

    moving onshore between Pearl Harbor and Hawaii Kai. Rain was

    falling at a rate of 1 to 2 inches per hour. This area of

    rain will pass over the east half of Oahu over the next hour

    or so. Additional areas of heavy rain are possible through

    the day.

  - Some locations that will experience flooding include...

    Honolulu, Waipio, Moanalua, Halawa, Salt Lake, Aiea, Kalihi,

    Pearl City, Ahuimanu, Iroquois Point, Manoa, Kahaluu,

    Kaneohe, Waiahole, Waipahu, Waikele, Palolo, Maunawili,

    Waikane and Ewa Beach.





PRECAUTIONARY/PREPAREDNESS ACTIONS...



Stay away from streams, drainage ditches and low lying areas prone 

to flooding.



&&



This advisory may need to be extended beyond 1100 AM HST if flooding 

persists.



LAT...LON 2147 15783 2143 15779 2147 15779 2147 15772

      2146 15771 2141 15773 2134 15769 2131 15764

      2126 15769 2125 15772 2126 15773 2127 15773

      2125 15783 2129 15787 2130 15790 2129 15796

      2131 15797 2129 15811 2140 15818 2150 15783





$$



TS