WHHW40 PHFO 071306

CFWHFO



Coastal Hazard Message

National Weather Service Honolulu HI

306 AM HST Mon Apr 7 2025



...HIGH SURF WARNING FOR NORTH AND EAST FACING SHORES OF NIIHAU

KAUAI OAHU MOLOKAI MAUI AND BIG ISLAND... 

...HIGH SURF ADVISORY FOR WEST FACING SHORES OF NIIHAU KAUAI OAHU

MOLOKAI AND MAUI...



.The current large long period north swell (340-360 degrees)

will continue to produce advisory level surf along exposed north,

east and west facing shores through early Tuesday morning. Surf

heights will fall below advisory thresholds on Tuesday as the 

north swell continues to slowly decline.



HIZ001-007-009-017-029-030-035-037-039-045-047-053-054-080215-

/O.CAN.PHFO.SU.W.0007.000000T0000Z-250407T1600Z/

/O.EXB.PHFO.SU.Y.0021.000000T0000Z-250408T1600Z/

Niihau-Oahu North Shore-Olomana-Maui Windward West-Kauai North-

Kauai East-Koolau Windward-Molokai Windward-Molokai North-

Maui Central Valley North-Windward Haleakala-Big Island East-

Big Island North-

306 AM HST Mon Apr 7 2025



...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM HST TUESDAY...

...HIGH SURF WARNING IS CANCELLED...



* WHAT...Large breaking waves, 18 to 22 feet along exposed north

  facing shores, and 8 to 12 feet along exposed east facing 

  shores.



* WHERE...North and east facing shores of Niihau, Kauai, Oahu,

  Molokai, Maui, and the Big Island.



* WHEN...Until 6 AM HST Tuesday.



* 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.



&&



$$



HIZ003-006-018-040-080215-

/O.EXT.PHFO.SU.Y.0021.000000T0000Z-250408T1600Z/

Kauai Southwest-Waianae Coast-Maui Leeward West-Molokai West-

306 AM HST Mon Apr 7 2025



...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 6 AM HST TUESDAY...



* WHAT...Large breaking waves of 8 to 14 feet along exposed west 

  facing shores.



* WHERE...West facing shores of Niihau, Kauai, Oahu, Molokai, and

  Maui.



* WHEN...Until 6 AM HST Tuesday.



* 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.



&&



$$



RCB