FZHW50 PHFO 101307 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 306 AM HST Mon Nov 10 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 306 AM HST Mon Nov 10 2025 .Synopsis for Hawaiian coastal waters... A strong high pressure will build north of the state and slowly track southeast during the week. Rough marine conditions will prevail due to combination of a large north- northeast swell and strong trade winds.
Oahu Windward Waters- 307 AM HST Mon Nov 10 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TODAY East northeast winds 20 to 25 knots. Seas 11 to 12 feet. Wave Detail: North northeast 10 feet at 13 seconds and east 7 feet at 7 seconds. Scattered showers.
TONIGHT East northeast winds to 20 knots. Seas 11 to 12 feet. Wave Detail: North northeast 9 feet at 13 seconds and east 7 feet at 7 seconds. Numerous showers, mainly in the evening.
TUESDAY East northeast winds to 20 knots. Seas to 11 feet. Wave Detail: North northeast 9 feet at 12 seconds and east 7 feet at 7 seconds. Scattered showers.
TUESDAY NIGHT East northeast winds 20 to 25 knots. Seas 8 to 11 feet, subsiding to 8 to 9 feet after midnight. Wave Detail: North northwest 9 feet at 17 seconds and east 8 feet at 7 seconds. Scattered showers in the evening, then numerous showers after midnight.
WEDNESDAY East northeast winds to 20 knots, rising to 25 knots in the afternoon. Seas 9 to 10 feet. Wave Detail: East 9 feet at 8 seconds and northwest 5 feet at 15 seconds. Numerous showers.
WEDNESDAY NIGHT East northeast winds to 25 knots. Seas to 11 feet. Wave Detail: East 10 feet at 8 seconds and north northwest 5 feet at 14 seconds. Numerous showers.
THURSDAY East northeast winds to 25 knots, becoming east. Seas 8 to 11 feet. Wave Detail: East 10 feet at 8 seconds and north northwest 4 feet at 13 seconds. Scattered showers through the night, then numerous showers in the evening. Scattered showers after midnight.
FRIDAY East winds 15 to 20 knots. Seas 7 to 8 feet. Wave Detail: East 8 feet at 8 seconds. Scattered showers.
Oahu Leeward Waters- 307 AM HST Mon Nov 10 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TODAY East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: East 7 feet at 6 seconds and north northeast 6 feet at 14 seconds. Isolated showers this afternoon.
TONIGHT East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 7 feet at 7 seconds and north northeast 4 feet at 14 seconds. Isolated showers.
TUESDAY East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East northeast 7 feet at 6 seconds, north northeast 4 feet at 13 seconds and south 3 feet at 15 seconds. Isolated showers.
TUESDAY NIGHT East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 6 to 9 feet. Wave Detail: East northeast 7 feet at 6 seconds, north northwest 4 feet at 16 seconds and south 3 feet at 15 seconds. Scattered showers.
WEDNESDAY East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon. Seas 6 to 9 feet. Wave Detail: East northeast 8 feet at 7 seconds, south 3 feet at 15 seconds and north northwest 3 feet at 15 seconds. Scattered showers.
WEDNESDAY NIGHT East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: East northeast 8 feet at 7 seconds and north northwest 3 feet at 14 seconds. Scattered showers.
THURSDAY East northeast winds 20 to 25 knots, easing to 15 knots after midnight. Seas 6 to 9 feet. Wave Detail: East northeast 8 feet at 7 seconds and north northwest 3 feet at 13 seconds. Scattered showers in the morning. Isolated showers through the night, then scattered showers after midnight.
FRIDAY East northeast winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East northeast 5 feet at 7 seconds. Isolated showers.
Kaiwi Channel- 307 AM HST Mon Nov 10 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TODAY East northeast winds to 20 knots. Seas 9 to 12 feet. Wave Detail: North northeast 10 feet at 13 seconds and east northeast 7 feet at 6 seconds. Scattered showers.
TONIGHT East northeast winds to 20 knots. Seas 9 to 12 feet. Wave Detail: North northeast 9 feet at 13 seconds and east northeast 7 feet at 6 seconds. Scattered showers.
TUESDAY East northeast winds 20 to 25 knots. Seas 8 to 11 feet. Wave Detail: North northeast 9 feet at 12 seconds, east northeast 7 feet at 6 seconds and south 3 feet at 15 seconds. Isolated showers in the morning. Scattered showers in the afternoon.
TUESDAY NIGHT East northeast winds to 20 knots. Seas 7 to 10 feet, subsiding to 6 to 8 feet after midnight. Wave Detail: North 8 feet at 17 seconds, northeast 7 feet at 7 seconds and south 3 feet at 15 seconds. Scattered showers.
WEDNESDAY East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: Northeast 9 feet at 8 seconds, north northwest 4 feet at 15 seconds and south 3 feet at 15 seconds. Scattered showers.
WEDNESDAY NIGHT East northeast winds 20 to 25 knots. Seas 8 to 11 feet. Wave Detail: Northeast 10 feet at 8 seconds and north northwest 4 feet at 14 seconds. Scattered showers.
THURSDAY East northeast winds to 25 knots, easing to 15 to 20 knots. Seas 7 to 10 feet. Wave Detail: East northeast 10 feet at 8 seconds and north northwest 3 feet at 13 seconds. Isolated showers in the morning. Scattered showers in the afternoon, then isolated showers through the day.
FRIDAY East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 5 to 8 feet. Wave Detail: East northeast 8 feet at 7 seconds. Isolated showers.
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