Coastal Waters Forecast
Issued by NWS
Issued by NWS
476 FZHW51 PHFO 011330 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 330 AM HST Mon Dec 1 2025 .Synopsis for Hawaiian coastal waters... Ridging will remain in place over the area through Tuesday and should maintain gentle to moderate southeasterly flow across the local waters. A large west northwest swell will gradually decline today, but still produce seas above Small Craft Advisory levels for exposed waters through at least noon. A cold front is forecast to approach from the northwest on Wednesday and may affect marine zones west of Kauai with unsettled weather, but is then expected to weaken to a trough and retreat westward. By late this week into the weekend, strengthening surface high pressure northeast of the islands will bring a return of easterly trades. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH LATE THIS MORNING FOR WATERS AROUND KAUAI...KAUAI CHANNEL...OAHU WINDWARD WATERS...KAIWI CHANNEL...MAUI COUNTY WINDWARD WATERS...ALENUIHAHA CHANNEL AND BIG ISLAND WINDWARD WATERS... .TODAY...East southeast winds 10 to 15 knots. Seas 8 to 11 feet. Wave Detail: Northwest 9 feet at 14 seconds and east 3 feet at 6 seconds. Hazy. Isolated showers. .TONIGHT...East southeast winds 15 to 20 knots. Seas 5 to 8 feet. Wave Detail: Northwest 6 feet at 13 seconds and east 3 feet at 5 seconds. Hazy. Isolated showers. .TUESDAY...East southeast winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: Northwest 5 feet at 12 seconds. Hazy. Isolated showers. .TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: Northwest 6 feet at 12 seconds. Hazy. Isolated showers. .WEDNESDAY...winds variable less than 10 knots to Kauai...east 10 to 15 knots elsewhere. Seas 5 to 8 feet. Scattered showers. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 7 to 10 feet. Scattered showers. .THURSDAY...East southeast winds 20 to 25 knots. Seas 8 to 11 feet. Scattered showers. .FRIDAY...East winds 20 to 25 knots. Seas 9 to 12 feet, subsiding to 8 to 10 feet. Scattered showers. $$