694 WHHW40 PHFO 171328 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 328 AM HST Mon Feb 17 2025 ...HIGH SURF ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM HST TUESDAY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI AND OAHU... .A large northwest (310-320 degree) swell will build surf heights to advisory levels by this afternoon along exposed north and west facing shores of Niihau, Kauai, and Oahu. This advisory will likely expand in coverage to north and west facing shores of Molokai, north facing shores of Maui, and west facing shores of the Big Island by tonight as the swell continues to build. Surf heights will hold at advisory levels through at least Tuesday evening. HIZ001-003-006-007-029-180230- /O.NEW.PHFO.SU.Y.0010.250217T2200Z-250219T0400Z/ Niihau-Kauai Southwest-Waianae Coast-Oahu North Shore-Kauai North- 328 AM HST Mon Feb 17 2025 ...HIGH SURF ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM HST TUESDAY... * WHAT...Surf heights of 12 to 20 feet along north facing shores and 9 to 16 feet along west facing shores. * WHERE...North and west facing shores of Niihau, Kauai, and Oahu. * WHEN...From noon today to 6 PM 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. && $$