Expires:202507181400;;626586 FZHW50 PHFO 180109 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 308 PM HST Thu Jul 17 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. PHZ121-181400- Alenuihaha Channel- 309 PM HST Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .TONIGHT...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers this evening. Scattered showers after midnight. .FRIDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers. .FRIDAY NIGHT...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. .SATURDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East northeast 4 feet at 5 seconds. Isolated showers. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East northeast 4 feet at 5 seconds. Isolated showers. .SUNDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers in the morning. .SUNDAY NIGHT...East northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. .MONDAY...East northeast winds 15 to 20 knots, rising to 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers in the morning. Isolated showers through the day. .TUESDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. $$