Coastal Waters Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
324 FZHW50 PHFO 220124 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 324 PM HST Fri Aug 21 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. PHZ100-221415- 324 PM HST Fri Aug 21 2026 .Synopsis for Hawaiian coastal waters... A trough in the northwest offshore waters will continue to move northwest as trade winds have begun to fill in across the coastal waters from east to west. Trade winds will continue to strengthen over the weekend as Tropical Storm Moke passes south of the state through Sunday. However, seas greater than 10 feet will most likely be over the eastern half of the coastal waters. $$ PHZ110-221415- Kauai Northwest Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 7 seconds. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds and west northwest 3 feet at 11 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 8 seconds and west northwest 4 feet at 11 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots. Seas 6 to 7 feet, building to 7 to 9 feet in the afternoon. Wave Detail: East 7 feet at 8 seconds and northwest 3 feet at 11 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 7 feet at 8 seconds and northwest 3 feet at 11 seconds. Isolated showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 7 feet at 8 seconds. Isolated showers in the morning, then scattered showers in the afternoon. .MONDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet at 12 seconds. Scattered showers. .TUESDAY...East winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning. .WEDNESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south southwest 4 feet at 17 seconds. Isolated showers after midnight. $$ PHZ111-221415- Kauai Windward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East southeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 7 seconds. .SATURDAY...East winds to 15 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 8 seconds and west northwest 3 feet at 12 seconds. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas to 7 feet. Wave Detail: East southeast 6 feet at 8 seconds and west northwest 3 feet at 12 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 15 to 20 knots. Seas 7 to 9 feet. Wave Detail: East southeast 8 feet at 8 seconds and northwest 3 feet at 11 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 15 to 20 knots. Seas 8 to 9 feet. Wave Detail: East southeast 8 feet at 8 seconds and northwest 3 feet at 11 seconds. Scattered showers. .MONDAY...East northeast winds 15 to 20 knots. Seas 7 to 9 feet. Wave Detail: East southeast 8 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 7 seconds and south 3 feet at 13 seconds. Scattered showers. .TUESDAY...East winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning. .WEDNESDAY...East winds to 15 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 7 seconds and south 4 feet at 17 seconds. Isolated showers after midnight. $$ PHZ112-221415- Kauai Leeward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 7 to 10 knots, becoming 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: East 3 feet at 7 seconds. .SATURDAY...East winds 10 to 15 knots. Seas 4 to 5 feet, building to 5 to 7 feet in the afternoon. Wave Detail: East 5 feet at 7 seconds, west northwest 4 feet at 12 seconds and southeast 3 feet at 10 seconds. .SATURDAY NIGHT...East northeast winds 15 to 20 knots, rising to 20 to 25 knots after midnight. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds, northwest 4 feet at 11 seconds and southeast 3 feet at 10 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 6 to 8 feet, building to 8 to 10 feet in the afternoon. Wave Detail: East 9 feet at 8 seconds, southeast 3 feet at 10 seconds and northwest 3 feet at 11 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 25 to 30 knots, easing to 20 to 25 knots after midnight. Seas 7 to 10 feet. Wave Detail: East 9 feet at 8 seconds, southeast 3 feet at 9 seconds and northwest 3 feet at 11 seconds. Isolated showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 8 feet at 7 seconds, southeast 3 feet at 9 seconds and south southwest 3 feet at 13 seconds. Isolated showers in the morning. .MONDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East winds 20 to 25 knots. Seas 6 to 8 feet. Wave Detail: East 6 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers, mainly in the morning. .WEDNESDAY...East winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon and evening, then becoming east northeast 15 to 20 knots after midnight. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers in the morning. $$ PHZ113-221415- Kauai Channel- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 7 seconds. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SATURDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots. Seas 6 to 7 feet, building to 8 to 10 feet in the afternoon. Wave Detail: East northeast 8 feet at 8 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 8 to 10 feet. Wave Detail: East northeast 8 feet at 7 seconds. Scattered showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 7 feet at 7 seconds and south southwest 3 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 6 to 8 feet. Wave Detail: East northeast 6 feet at 6 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 6 to 8 feet. Wave Detail: East 6 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning, then isolated showers through the night. .WEDNESDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the evening, easing to 15 to 20 knots after midnight. Seas 5 to 7 feet. Wave Detail: East northeast 5 feet at 6 seconds and south 4 feet at 17 seconds. Isolated showers after midnight. $$ PHZ114-221415- Oahu Windward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 10 to 15 knots, rising to 15 to 20 knots after midnight. Seas 3 to 4 feet, building to 4 to 6 feet after midnight. Wave Detail: East southeast 5 feet at 7 seconds. .SATURDAY...East winds 15 to 20 knots. Seas 5 to 8 feet. Wave Detail: East southeast 7 feet at 7 seconds and west northwest 3 feet at 12 seconds. .SATURDAY NIGHT...East winds 20 to 25 knots. Seas 7 to 8 feet. Wave Detail: East southeast 7 feet at 8 seconds and west northwest 3 feet at 12 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: East southeast 9 feet at 8 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 8 to 9 feet. Wave Detail: East southeast 9 feet at 8 seconds. Scattered showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 8 to 9 feet, subsiding to 6 to 8 feet in the afternoon. Wave Detail: East southeast 8 feet at 8 seconds. Scattered showers. .MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .TUESDAY...East winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers in the morning. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers after midnight. $$ PHZ115-221415- Oahu Leeward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...Northeast winds 10 to 15 knots, becoming east 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 6 seconds. .SATURDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SATURDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon. Seas 6 to 9 feet. Wave Detail: East 7 feet at 8 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 6 to 9 feet. Wave Detail: East 8 feet at 8 seconds. Scattered showers. .MONDAY...East northeast winds 15 to 20 knots. Seas 5 to 8 feet. Wave Detail: East 7 feet at 7 seconds and south southwest 3 feet at 14 seconds. Scattered showers in the morning. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning, then isolated showers through the night. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds and south 4 feet at 17 seconds. $$ PHZ116-221415- Kaiwi Channel- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds. .SATURDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 7 feet at 7 seconds. .SATURDAY NIGHT...East northeast winds 20 to 25 knots, rising to 25 to 30 knots after midnight. Seas 6 to 8 feet. Wave Detail: East 8 feet at 7 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 25 to 30 knots, easing to 20 to 25 knots in the afternoon. Seas 7 to 10 feet. Wave Detail: East 9 feet at 7 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: East northeast 9 feet at 7 seconds. Scattered showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 7 to 9 feet, subsiding to 5 to 8 feet in the afternoon. Wave Detail: East northeast 8 feet at 7 seconds and south 3 feet at 14 seconds. Scattered showers. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at 6 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at 6 seconds and south southwest 4 feet at 17 seconds. $$ PHZ117-221415- Maui County Windward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 8 feet. Wave Detail: East southeast 7 feet at 8 seconds. .SATURDAY NIGHT...East winds 20 to 25 knots, rising to 25 to 30 knots after midnight. Seas 7 to 9 feet. Wave Detail: East southeast 7 feet at 7 seconds, southeast 4 feet at 10 seconds and west northwest 3 feet at 12 seconds. Isolated showers in the evening, then scattered showers after midnight. .SUNDAY...East northeast winds 25 to 30 knots. Seas 8 to 9 feet, building to 9 to 11 feet in the afternoon. Wave Detail: East southeast 10 feet at 9 seconds. Scattered showers. .SUNDAY NIGHT...East northeast winds 25 to 30 knots, veering to east 20 to 25 knots after midnight. Seas 8 to 10 feet. Wave Detail: East southeast 9 feet at 8 seconds. Scattered showers. .MONDAY...East winds 20 to 25 knots. Seas 8 to 9 feet, subsiding to 6 to 8 feet in the afternoon. Wave Detail: East southeast 8 feet at 8 seconds. Scattered showers. .MONDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers. .TUESDAY...East winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers in the morning. .WEDNESDAY...East winds 20 to 25 knots, easing to 15 to 20 knots in the afternoon, rising to 20 to 25 knots in the evening, easing to 15 to 20 knots after midnight. Seas 5 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers in the morning. Isolated showers after midnight. $$ PHZ118-221415- Maui County Leeward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 6 seconds. .SATURDAY...East northeast winds 15 to 20 knots, becoming north northeast 20 to 25 knots in the afternoon. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. .SATURDAY NIGHT...Northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 6 feet at 8 seconds. Isolated showers after midnight. .SUNDAY...Northeast winds 15 to 20 knots, becoming east northeast 25 to 30 knots in the afternoon. Seas 4 to 6 feet, building to 6 to 9 feet in the afternoon. Wave Detail: East 8 feet at 7 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 6 to 9 feet, subsiding to 5 to 7 feet after midnight. Wave Detail: East 8 feet at 7 seconds. Scattered showers. .MONDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet at 14 seconds. Scattered showers in the morning. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East southeast 4 feet at 6 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East southeast 4 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and south southwest 4 feet at 17 seconds. $$ PHZ119-221415- Maalaea Bay- 324 PM HST Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...North winds 20 to 25 knots. Seas to 2 feet or less. .SATURDAY...North winds to 25 knots. Seas to 2 feet or less. Wave Detail: North northeast 2 feet at 3 seconds. .SATURDAY NIGHT...North northeast winds 25 to 30 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 4 seconds. Isolated showers after midnight. .SUNDAY...Northeast winds 20 to 25 knots. Seas 3 to 4 feet. Wave Detail: North northeast 4 feet at 4 seconds. Isolated showers. .SUNDAY NIGHT...Northeast winds 20 to 25 knots. Seas 3 to 4 feet. Wave Detail: North northeast 4 feet at 4 seconds. Scattered showers. .MONDAY...Northeast winds 15 to 20 knots, becoming east northeast 10 to 15 knots in the afternoon. Seas to 3 feet. Wave Detail: North northeast 3 feet at 4 seconds. Scattered showers, mainly in the morning. .MONDAY NIGHT...East northeast winds 10 to 15 knots, becoming northeast 15 to 20 knots after midnight. Seas to 3 feet. Wave Detail: North northeast 3 feet at 4 seconds. .TUESDAY...Northeast winds 15 to 20 knots, becoming east northeast 10 to 15 knots in the afternoon and evening, then becoming northeast 15 to 20 knots after midnight. Seas to 3 feet. Wave Detail: North northeast 3 feet at 3 seconds. .WEDNESDAY...Northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 3 seconds. $$ PHZ120-221415- Pailolo Channel- 324 PM HST Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...East northeast winds 20 to 25 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. .SATURDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. .SATURDAY NIGHT...East northeast winds 25 to 30 knots. Seas 4 to 6 feet. Wave Detail: East 6 feet at 5 seconds. Scattered showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 5 to 8 feet. Wave Detail: East 7 feet at 6 seconds. Scattered showers in the morning. .SUNDAY NIGHT...East northeast winds 25 to 30 knots, easing to 20 to 25 knots after midnight. Seas 5 to 8 feet. Wave Detail: East 7 feet at 6 seconds. Scattered showers. .MONDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 5 seconds. Scattered showers. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds. .TUESDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds. .WEDNESDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon and evening, easing to 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 4 seconds. $$ PHZ121-221415- Alenuihaha Channel- 324 PM HST Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. .SATURDAY...East northeast winds 25 to 30 knots. Seas 5 to 7 feet, building to 6 to 9 feet in the afternoon. Wave Detail: East 8 feet at 7 seconds. .SATURDAY NIGHT...East northeast winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: East 9 feet at 7 seconds. Isolated showers after midnight. .SUNDAY...East northeast winds 25 to 35 knots. Seas 8 to 10 feet. Wave Detail: East 10 feet at 8 seconds. Isolated showers in the morning, then scattered showers in the afternoon. .SUNDAY NIGHT...East northeast winds 25 to 35 knots. Seas 7 to 10 feet. Wave Detail: East 10 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. .MONDAY...East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 6 to 9 feet. Wave Detail: East northeast 8 feet at 7 seconds and south southwest 3 feet at 14 seconds. Scattered showers in the morning, then numerous showers in the afternoon. .MONDAY NIGHT...East northeast winds 25 to 30 knots, easing to 20 to 25 knots after midnight. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East northeast winds 20 to 25 knots, rising to 25 to 30 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers in the morning. Isolated showers after midnight. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds and south southwest 4 feet at 17 seconds. Isolated showers in the morning. $$ PHZ122-221415- Big Island Windward Waters- 324 PM HST Fri Aug 21 2026 .TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East southeast 5 feet at 7 seconds. Scattered showers. .SATURDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: East southeast 6 feet at 7 seconds and southeast 3 feet at 10 seconds. Scattered showers in the morning, then numerous showers in the afternoon. .SATURDAY NIGHT...East northeast winds 20 to 25 knots. Seas 7 to 9 feet. Wave Detail: East southeast 7 feet at 10 seconds. Occasional showers in the evening, then heavy showers after midnight. .SUNDAY...East northeast winds 20 to 25 knots. Seas 8 to 11 feet. Wave Detail: East southeast 10 feet at 8 seconds. Heavy showers. .SUNDAY NIGHT...East winds 20 to 25 knots. Seas 7 to 10 feet, subsiding to 7 to 8 feet after midnight. Wave Detail: East southeast 9 feet at 8 seconds and south 3 feet at 15 seconds. Numerous heavy showers. .MONDAY...East winds 25 to 30 knots, easing to 20 to 25 knots in the afternoon. Seas 7 to 9 feet, subsiding to 5 to 8 feet in the afternoon. Wave Detail: East southeast 7 feet at 8 seconds and south southwest 3 feet at 14 seconds. Numerous heavy showers. .MONDAY NIGHT...East winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 8 seconds and south southwest 3 feet at 13 seconds. Scattered showers. .TUESDAY...East winds 20 to 25 knots, becoming east northeast 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 5 feet at 8 seconds and south southwest 3 feet at 15 seconds. Scattered showers, mainly in the morning. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 7 seconds and south 4 feet at 17 seconds. Isolated showers. Scattered showers after midnight. $$ PHZ123-221415- Big Island Leeward Waters- 324 PM HST Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...West of the Big Island, west southwest winds 7 to 10 knots, veering to north northwest after midnight. Near South Point, east winds 15 to 20 knots, becoming east northeast 20 to 25 knots after midnight. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds. .SATURDAY...West of the Big Island, south southeast winds 7 to 10 knots, veering to west in the afternoon. Near South Point, east northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: East northeast 5 feet at 6 seconds, southeast 3 feet at 10 seconds and west northwest 3 feet at 11 seconds. .SATURDAY NIGHT...West of the Big Island, southwest winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Near South Point, east northeast winds 25 to 30 knots. Seas 5 to 8 feet. Wave Detail: East northeast 6 feet at 7 seconds, southeast 4 feet at 10 seconds and west northwest 3 feet at 11 seconds. Scattered heavy showers after midnight. .SUNDAY...West of the Big Island, winds variable less than 10 knots, becoming north northwest 7 to 10 knots in the afternoon. Near South Point, east northeast winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: East northeast 8 feet at 7 seconds and southeast 3 feet at 10 seconds. Scattered heavy showers. .SUNDAY NIGHT...West of the Big Island, northeast winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Near South Point, east winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: East 9 feet at 7 seconds, south southeast 3 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered heavy showers. .MONDAY...West of the Big Island, winds variable less than 10 knots, becoming west 7 to 10 knots in the afternoon. Near South Point, east winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 6 to 9 feet. Wave Detail: East 7 feet at 6 seconds, south southeast 3 feet at 9 seconds and south southwest 3 feet at 14 seconds. Scattered heavy showers. .MONDAY NIGHT...West of the Big Island, south southwest winds 7 to 10 knots, veering to northwest after midnight. Near South Point, east winds 25 to 30 knots, easing to 20 to 25 knots after midnight. Seas 5 to 8 feet. Wave Detail: East 5 feet at 5 seconds and south southwest 3 feet at 13 seconds. Showers likely. .TUESDAY...West of the Big Island, north winds 7 to 10 knots in the morning, becoming variable less than 10 knots, then becoming west to 10 knots in the evening, backing to south southeast 7 to 10 knots. Near South Point, east winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon and evening, easing to 20 knots after midnight. Seas 5 to 7 feet. Wave Detail: East 4 feet at 5 seconds and south southwest 3 feet at 15 seconds. Showers likely, mainly in the morning. .WEDNESDAY...West of the Big Island, north winds 7 to 10 knots, backing to south southwest. Near South Point, east winds 15 to 20 knots, becoming to 15 knots in the afternoon, then becoming 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: South southwest 5 feet at 17 seconds and east northeast 4 feet at 5 seconds. Scattered showers. $$ PHZ124-221415- Big Island Southeast Waters- 324 PM HST Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East southeast 6 feet at 7 seconds. Scattered showers. .SATURDAY...East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 7 to 10 feet. Wave Detail: East southeast 9 feet at 7 seconds, west northwest 3 feet at 10 seconds and southeast 3 feet at 10 seconds. Scattered showers. .SATURDAY NIGHT...Northeast winds 25 to 30 knots. Seas 9 to 11 feet. Wave Detail: East southeast 10 feet at 9 seconds and west northwest 3 feet at 11 seconds. Occasional showers in the evening, then heavy showers after midnight. .SUNDAY...East northeast winds 25 to 30 knots. Seas 9 to 13 feet. Wave Detail: East southeast 11 feet at 9 seconds. Heavy showers. .SUNDAY NIGHT...East northeast winds 25 to 30 knots, easing to 20 to 25 knots after midnight. Seas 8 to 11 feet, subsiding to 7 to 8 feet after midnight. Wave Detail: East 10 feet at 7 seconds, southeast 3 feet at 8 seconds and south southwest 3 feet at 15 seconds. Heavy showers. .MONDAY...East northeast winds 20 to 25 knots, easing to 15 to 20 knots in the afternoon. Seas 7 to 9 feet. Wave Detail: East 6 feet at 7 seconds, southeast 3 feet at 9 seconds and south southwest 3 feet at 14 seconds. Heavy showers. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas to 7 feet. Wave Detail: East 5 feet at 7 seconds, southeast 3 feet at 9 seconds and south southwest 3 feet at 13 seconds. Showers likely. .TUESDAY...East northeast winds to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 8 seconds and south southwest 3 feet at 15 seconds. Showers likely, mainly in the morning. .WEDNESDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: East 5 feet at 5 seconds and south 5 feet at 17 seconds. Isolated showers. $$