FZHW50 PHFO 190737 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 937 PM HST Mon Mar 18 2024 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 937 PM HST Mon Mar 18 2024 .Synopsis for Hawaiian coastal waters... Weak high pressure to the north will slowly move east through Wednesday. A new high will build north of the state Thursday and Friday.
Big Island Windward Waters- 937 PM HST Mon Mar 18 2024 .REST OF TONIGHT...Northeast winds 20 knots. Wind waves to 4 feet. Northwest swell 5 feet. Isolated showers.
TUESDAY Northeast winds to 25 knots. Wind waves to 3 feet. Northwest swell 5 feet.
TUESDAY NIGHT Northeast winds 15 knots. Wind waves to 3 feet. Northwest swell 6 feet. Isolated showers in the evening, then scattered showers after midnight.
WEDNESDAY East winds 15 knots. Wind waves to 3 feet. Northwest swell 7 feet. Isolated showers.
WEDNESDAY NIGHT Northeast winds 15 knots. Wind waves to 3 feet. Northwest swell 7 feet. Scattered showers.
THURSDAY Northeast winds 20 knots. Wind waves to 3 feet. Northwest swell 6 feet. Scattered showers.
THURSDAY NIGHT Northeast winds 20 knots. Wind waves to 4 feet. Northwest swell 5 feet. Scattered showers.
FRIDAY Northeast winds to 25 knots. Wind waves around 5 feet. Northwest swell 4 to 5 feet. Scattered showers.
SATURDAY Northeast winds to 25 knots. Wind waves 5 to 6 feet. Northwest swell 6 feet. Scattered showers.
Big Island Leeward Waters- 937 PM HST Mon Mar 18 2024 .REST OF TONIGHT...Southwest winds 10 knots west of the Big Island...east 20 knots near South Point. Wind waves to 5 feet. Northwest swell 4 feet. Isolated showers.
TUESDAY West winds 10 knots west of the Big Island...east 20 knots near South Point. Wind waves to 5 feet. Northwest swell 3 feet. Isolated showers in the morning.
TUESDAY NIGHT West of the Big Island, winds variable less than 10 knots, becoming northwest 10 knots after midnight. Near South Point, east winds 20 knots. Wind waves to 5 feet. Northwest swell 4 feet. Isolated showers after midnight.
WEDNESDAY West of the Big Island, winds variable less than 10 knots. Near South Point, east winds 20 knots, easing to 15 knots in the afternoon. Wind waves to 5 feet. Northwest swell 5 feet. Isolated showers in the morning. Scattered showers in the afternoon.
WEDNESDAY NIGHT Winds variable less than 10 knots west of the Big Island...east 15 knots near South Point. Wind waves to 4 feet. Northwest swell 5 feet. Isolated showers in the evening. Scattered showers after midnight.
THURSDAY Winds variable less than 10 knots west of the Big Island...east 15 knots near South Point. Wind waves to 5 feet. Northwest swell 5 feet. Isolated showers in the morning. Scattered showers in the afternoon.
THURSDAY NIGHT West of the Big Island, east winds 10 knots in the evening, becoming variable less than 10 knots. Near South Point, northeast winds 20 knots. Wind waves to 5 feet. Northwest swell 4 feet. Scattered showers in the evening. Isolated showers after midnight.
FRIDAY West of the Big Island, north winds 10 knots, veering to south in the afternoon, then backing to east. Near South Point, east winds 20 knots. Wind waves 6 to 7 feet. Northwest swell 3 feet. Isolated showers.
SATURDAY Winds variable less than 10 knots west of the Big Island...east to 25 knots near South Point. Wind waves 7 to 8 feet. Northwest swell 4 feet.
Big Island Southeast Waters- 937 PM HST Mon Mar 18 2024 .REST OF TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet. Northwest swell 4 feet.
TUESDAY Northeast winds 20 knots. Wind waves to 5 feet. Northwest swell 3 feet.
TUESDAY NIGHT Northeast winds 20 knots. Wind waves to 5 feet. Northwest swell 4 feet. Isolated showers.
WEDNESDAY Northeast winds 20 knots. Wind waves to 5 feet. Northwest swell 5 feet. Isolated showers.
WEDNESDAY NIGHT Northeast winds 20 knots. Wind waves to 4 feet. Northwest swell 5 feet. Isolated showers.
THURSDAY Northeast winds 20 knots. Wind waves to 4 feet. Northwest swell 5 feet. Isolated showers.
THURSDAY NIGHT Northeast winds to 25 knots. Wind waves to 6 feet. Northwest swell 4 feet. Scattered showers.
FRIDAY Northeast winds to 25 knots. Wind waves 6 to 8 feet. Northwest swell 3 feet. Scattered showers.
SATURDAY Northeast winds to 25 knots. Wind waves around 8 feet. Northwest swell 4 feet. Scattered showers.
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