Coastal Waters Forecast
Issued by NWS
Issued by NWS
312 FZHW51 PHFO 300116 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 315 PM HST Sat Nov 29 2025 .Synopsis for Hawaiian coastal waters... A ridge of high pressure will dominate over the Hawaiian Islands into early next week. An approaching cold front will stall just northwest of Kauai on Sunday, then a second cold front may approach the western islands on Wednesday. An XL northwest swell will continue building into Hawaiian waters tonight, peaking Sunday, and slowly declining on Monday. This swell will lift seas above Small Craft Advisory levels. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH MONDAY MORNING FOR WATERS AROUND KAUAI...KAUAI CHANNEL...OAHU WINDWARD WATERS...KAIWI CHANNEL...MAUI COUNTY WINDWARD WATERS AND BIG ISLAND WINDWARD WATERS... .TONIGHT...East southeast winds 10 to 15 knots. Seas 11 to 15 feet. Wave Detail: Northwest 15 feet at 17 seconds. Hazy. Isolated showers. .SUNDAY...East southeast winds 10 to 15 knots. Seas 11 to 15 feet. Wave Detail: Northwest 14 feet at 16 seconds. Hazy. .SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas 10 to 14 feet. Wave Detail: Northwest 13 feet at 15 seconds. Hazy. Isolated showers. .MONDAY...East southeast winds 10 to 15 knots. Seas 8 to 11 feet. Wave Detail: Northwest 9 feet at 15 seconds. .MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 5 to 8 feet. .TUESDAY...Southeast winds 10 to 15 knots. Seas 5 to 8 feet. .TUESDAY NIGHT...South southeast winds 10 to 15 knots. Seas 6 to 9 feet. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 6 to 9 feet. Scattered showers. .THURSDAY...East northeast winds 15 to 20 knots. Seas 6 to 9 feet. Scattered showers. $$