FZHW50 PHFO 091309 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 309 AM HST Sat Dec 9 2023 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 309 AM HST Sat Dec 9 2023 .Synopsis for Hawaiian coastal waters... High pressure passing well north of the islands will bring gradually strengthening trade winds this weekend as a front near Kauai dissipates. A strong high will build northwest of the islands Tuesday and Wednesday.
Big Island Windward Waters- 309 AM HST Sat Dec 9 2023
TODAY East winds 15 knots. Wind waves to 4 feet. Northwest swell 9 feet. Isolated showers.
TONIGHT East winds 15 knots. Wind waves to 4 feet. Northwest swell 8 feet. Scattered showers.
SUNDAY East winds 20 knots. Wind waves to 4 feet. North swell 7 feet. Scattered showers, mainly in the morning.
SUNDAY NIGHT East winds to 25 knots. Wind waves to 5 feet. North swell 6 feet. Isolated showers in the evening, then scattered showers after midnight.
MONDAY East winds 20 knots. Wind waves to 5 feet. North swell 5 feet. Scattered showers, mainly in the morning.
MONDAY NIGHT East winds 20 knots. Wind waves to 5 feet. North swell 4 feet. Isolated showers in the evening, then scattered showers after midnight.
TUESDAY East winds to 25 knots. Wind waves around 6 feet. Northwest swell 7 to 9 feet. Scattered showers.
WEDNESDAY East winds 20 knots. Wind waves 4 to 6 feet. North swell 10 to 11 feet. Scattered showers.
Big Island Leeward Waters- 309 AM HST Sat Dec 9 2023
TODAY Winds variable less than 10 knots west of the Big Island...east 15 knots near South Point. Wind waves to 5 feet. Northwest swell 6 feet.
TONIGHT Winds variable less than 10 knots west of the Big Island...east 20 knots near South Point. Wind waves to 6 feet. Northwest swell 5 feet. Isolated showers in the evening.
SUNDAY Winds variable less than 10 knots west of the Big Island...east to 25 knots near South Point. Wind waves to 6 feet. Northwest swell 4 feet. Isolated showers in the morning.
SUNDAY NIGHT Winds variable less than 10 knots west of the Big Island...east to 30 knots near South Point. Wind waves to 6 feet. Northwest swell 3 feet. Isolated showers.
MONDAY West of the Big Island, winds variable less than 10 knots, becoming west 10 knots in the afternoon. Near South Point, east winds to 25 knots. Wind waves to 6 feet. Northwest swell 3 feet. Isolated showers in the morning.
MONDAY NIGHT West of the Big Island, southwest winds 10 knots, veering to north after midnight. Near South Point, east winds to 25 knots. Wind waves to 6 feet. Northwest swell 3 feet. Isolated showers.
TUESDAY West of the Big Island, north winds 10 knots, backing to west in the afternoon and evening, then backing to south after midnight. Near South Point, east winds to 30 knots. Wind waves 8 to 10 feet. Northwest swell 4 to 6 feet. Isolated showers.
WEDNESDAY Northwest winds 10 knots west of the Big Island... east to 25 knots near South Point. Wind waves 6 to 8 feet. Northwest swell 6 feet. Isolated showers.
Big Island Southeast Waters- 309 AM HST Sat Dec 9 2023
TODAY Northeast winds 15 knots. Wind waves to 5 feet. Northwest swell 6 feet. Isolated showers.
TONIGHT Northeast winds 20 knots. Wind waves to 6 feet. Northwest swell 5 feet. Isolated showers in the evening, then scattered showers after midnight.
SUNDAY Northeast winds to 25 knots. Wind waves to 6 feet. Northwest swell 6 feet. Scattered showers, mainly in the morning.
SUNDAY NIGHT East winds to 25 knots. Wind waves to 6 feet. Northwest swell 5 feet. Isolated showers in the evening, then scattered showers after midnight.
MONDAY East winds to 25 knots. Wind waves to 6 feet. Northwest swell 5 feet. Scattered showers, mainly in the morning.
MONDAY NIGHT Northeast winds to 25 knots. Wind waves to 6 feet. Northwest swell 4 feet. Isolated showers in the evening, then scattered showers after midnight.
TUESDAY Northeast winds to 25 knots. Wind waves 8 to 10 feet. Northwest swell 4 to 5 feet. Scattered showers.
WEDNESDAY East winds to 25 knots. Wind waves 6 to 8 feet. Northwest swell 7 to 8 feet. Isolated showers.
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