Coastal Waters Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
459 FZHW50 PHFO 202001 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 1001 AM HST Mon May 20 2024 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. PHZ100-210830- 1001 AM HST Mon May 20 2024 .Synopsis for Hawaiian coastal waters... A strong high far northeast of the state will produced fresh to strong trade winds over the eastern half of the state and moderate trades over the western half of the state through Tuesday. A weak trough west of the state will briefly weaken the winds around the leeward waters of Kauai and Oahu on Wednesday. $$ PHZ110-210830- Kauai Northwest Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East southeast winds 15 to 20 knots. Seas to 5 feet. Wave Detail: East 4 feet at 7 seconds, south 4 feet at 17 seconds and northwest 3 feet at 9 seconds. Scattered showers this morning. .TONIGHT...East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds and south 4 feet at 14 seconds. Scattered showers. .TUESDAY...East southeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers. .TUESDAY NIGHT...East southeast winds to 15 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers. .WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East southeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 8 seconds. Isolated showers. $$ PHZ111-210830- Kauai Windward Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East southeast winds to 15 knots. Seas 5 to 6 feet. Wave Detail: East southeast 5 feet at 7 seconds, south 4 feet at 17 seconds and northwest 3 feet at 9 seconds. Scattered showers this morning. .TONIGHT...East southeast winds to 15 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 14 seconds. Scattered showers. .TUESDAY...East southeast winds to 15 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East southeast winds to 15 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 13 seconds. Scattered showers. .WEDNESDAY...East southeast winds to 15 knots. Seas to 6 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East southeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Isolated showers. $$ PHZ112-210830- Kauai Leeward Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East southeast winds 10 to 15 knots. Seas to 5 feet. Wave Detail: East southeast 4 feet at 7 seconds, south 4 feet at 17 seconds and northwest 3 feet at 9 seconds. Isolated showers. .TONIGHT...East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 7 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...Winds variable less than 10 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers. .WEDNESDAY NIGHT...East northeast winds 7 to 10 knots, veering to east 10 to 15 knots after midnight. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots, rising to 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. .FRIDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. $$ PHZ113-210830- Kauai Channel- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East winds 10 to 15 knots. Seas to 5 feet. Wave Detail: East 4 feet at 7 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East winds 10 to 15 knots. Seas to 5 feet. Wave Detail: East 4 feet at 7 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 8 seconds. Isolated showers. .FRIDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. $$ PHZ114-210830- Oahu Windward Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East southeast 5 feet at 7 seconds, south 4 feet at 17 seconds and northwest 3 feet at 9 seconds. Scattered showers this morning. .TONIGHT...East southeast winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 8 seconds. Isolated showers. $$ PHZ115-210830- Oahu Leeward Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 7 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East winds to 10 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...East winds 7 to 10 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Scattered showers. .THURSDAY...East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers. .FRIDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. $$ PHZ116-210830- Kaiwi Channel- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south southwest 4 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers. .FRIDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers. $$ PHZ117-210830- Maui County Windward Waters- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...East winds 15 to 20 knots, rising to 20 to 25 knots this afternoon. Seas to 6 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers this morning. .TONIGHT...East southeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas to 6 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .TUESDAY...East southeast winds 15 to 20 knots. Seas to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. .TUESDAY NIGHT...East southeast winds to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY...East southeast winds to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds to 20 knots. Seas to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .THURSDAY...East winds to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers. $$ PHZ118-210830- Maui County Leeward Waters- 1001 AM HST Mon May 20 2024 .REST OF TODAY...East winds 15 to 20 knots, becoming east southeast 20 to 25 knots this afternoon. Seas 4 to 6 feet. Wave Detail: East southeast 5 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East southeast winds 20 to 25 knots, becoming east 15 to 20 knots after midnight. Seas 4 to 6 feet. Wave Detail: East southeast 5 feet at 6 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 15 to 20 knots, becoming east southeast 20 to 25 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: East southeast 5 feet at 6 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds. Scattered showers. .THURSDAY...East northeast winds 15 to 20 knots, becoming east 10 to 15 knots in the afternoon and evening, then becoming east northeast 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers. .FRIDAY...East northeast winds 10 to 15 knots, rising to 15 to 20 knots in the evening, then easing to 10 to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers. $$ PHZ119-210830- Maalaea Bay- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...North winds to 25 knots. Seas to 2 feet or less. .TONIGHT...North winds to 25 knots. Seas to 2 feet or less, then to 3 feet after midnight. .TUESDAY...North winds to 25 knots. Seas to 3 feet. .TUESDAY NIGHT...North northeast winds to 25 knots. Seas to 3 feet. .WEDNESDAY...North northeast winds to 25 knots. Seas to 3 feet. .WEDNESDAY NIGHT...North northeast winds to 25 knots. Seas to 3 feet. Isolated showers after midnight. .THURSDAY...North northeast winds to 25 knots. Seas to 3 feet. .FRIDAY...North northeast winds to 25 knots. Seas to 3 feet. $$ PHZ120-210830- Pailolo Channel- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers. .TONIGHT...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers. .TUESDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds. Numerous showers in the morning. Scattered showers in the afternoon. .WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers in the evening, then scattered showers after midnight. .THURSDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers. .FRIDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. $$ PHZ121-210830- Alenuihaha Channel- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...East winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East northeast winds 20 to 25 knots. Seas 5 to 8 feet. Wave Detail: East 6 feet at 6 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 20 to 25 knots. Seas 5 to 6 feet. Wave Detail: East 6 feet at 6 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 6 feet. Wave Detail: East 6 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers. .WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds. Scattered showers. .THURSDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers. .FRIDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers. $$ PHZ122-210830- Big Island Windward Waters- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 17 seconds. Scattered showers this morning. .TONIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 14 seconds. Scattered showers. .TUESDAY...East southeast winds 15 to 20 knots, becoming east 20 to 25 knots in the afternoon. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East southeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 13 seconds. Scattered showers in the evening, then numerous showers after midnight. .WEDNESDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .THURSDAY...East winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas to 6 feet. Wave Detail: East 5 feet at 8 seconds. Isolated showers. $$ PHZ123-210830- Big Island Leeward Waters- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...West northwest winds 7 to 10 knots west of the Big Island...east to 25 knots near South Point. Seas 4 to 6 feet. Wave Detail: East 6 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...West of the Big Island, north winds 10 to 15 knots, backing to south southwest 7 to 10 knots after midnight. Near South Point, east winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south 4 feet at 14 seconds. Isolated showers. .TUESDAY...Northwest winds 7 to 10 knots west of the Big Island... east 20 to 25 knots near South Point. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...Winds variable less than 10 knots west of the Big Island...east 20 to 25 knots near South Point. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds and south 3 feet at 13 seconds. Isolated showers. .WEDNESDAY...Winds variable less than 10 knots west of the Big Island...east 20 to 25 knots near South Point. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers. .WEDNESDAY NIGHT...West of the Big Island, north northwest winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Near South Point, east winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. Scattered showers. .THURSDAY...West of the Big Island, winds variable less than 10 knots, becoming northwest 7 to 10 knots in the afternoon, then becoming variable less than 10 knots. Near South Point, east winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .FRIDAY...West of the Big Island, northwest winds 7 to 10 knots, backing to west southwest in the afternoon, then becoming variable less than 10 knots. Near South Point, east winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. $$ PHZ124-210830- Big Island Southeast Waters- 1001 AM HST Mon May 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY TUESDAY MORNING... .REST OF TODAY...East winds 20 to 25 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 17 seconds. Isolated showers. .TONIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 14 seconds. Isolated showers in the evening, then scattered showers after midnight. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 14 seconds. Isolated showers. .TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south 3 feet at 13 seconds. Isolated showers in the evening, then numerous showers after midnight. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 5 feet at 7 seconds. Scattered showers. .WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 8 seconds. Scattered showers. .THURSDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 8 seconds. Isolated showers. .FRIDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 8 seconds. Isolated showers. $$