696
WHHW40 PHFO 180340
CFWHFO
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
540 PM HST TUE MAR 17 2026
..HIGH SURF ADVISORY NORTH FACING SHORES
.A NORTH-NORTHWEST SWELL WILL CREATE LARGE SURF FOR NORTH FACING
SHORES FROM NIIHAU TO MAUI THROUGH WEDNESDAY MORNING.
HIZ001-007-017-029-037-039-045-047-181600-
/O.NEW.PHFO.SU.Y.0020.260318T0400Z-260318T1600Z/
NIIHAU-OAHU NORTH SHORE-MAUI WINDWARD WEST-KAUAI NORTH-
MOLOKAI WINDWARD-MOLOKAI NORTH-MAUI CENTRAL VALLEY NORTH-
WINDWARD HALEAKALA-
540 PM HST TUE MAR 17 2026
..HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM HST WEDNESDAY
* WHAT...LARGE BREAKING WAVES OF 12 TO 16 FEET.
* WHERE...NORTH FACING SHORES OF NIIHAU, KAUAI, OAHU, MOLOKAI,
AND MAUI.
* WHEN...UNTIL 6 AM HST WEDNESDAY.
* IMPACTS...MODERATE. STRONG BREAKING WAVES AND STRONG CURRENTS
WILL MAKE SWIMMING DANGEROUS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEED ALL ADVICE FROM OCEAN SAFETY OFFICIALS. WHEN IN DOUBT, DON'T
GO OUT.
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