Coastal Waters Forecast
Issued by NWS
Issued by NWS
998 FZHW51 PHFO 211743 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 742 AM HST Fri Nov 21 2025 .Synopsis for Hawaiian coastal waters... High pressure far northeast will continue to drift eastward through the weekend as a front passes north of the waters. A new high pressure building in north of the waters this weekend will continue to move east through the early part of next week. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH EARLY SATURDAY MORNING FOR MAALAEA BAY...THE PAILOLO AND ALENUIHAHA CHANNELS AND WATERS SOUTH OF THE BIG ISLAND... .TODAY...East winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: East 7 feet at 8 seconds and north northwest 5 feet at 16 seconds. Scattered showers. .TONIGHT...East winds 10 to 15 knots to Kauai...east 20 to 25 knots elsewhere. Seas 6 to 8 feet. Wave Detail: East 5 feet at 8 seconds and northwest 5 feet at 16 seconds. Isolated showers. .SATURDAY...East winds 15 to 20 knots. Seas 6 to 9 feet. Wave Detail: Northwest 6 feet at 16 seconds and east 5 feet at 8 seconds. Isolated showers. .SATURDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 9 feet. Wave Detail: Northwest 6 feet at 15 seconds and east 5 feet at 8 seconds. Isolated showers. .SUNDAY...East winds 15 to 20 knots. Seas 6 to 8 feet. Isolated showers. .SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 8 feet. Isolated showers. .MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .TUESDAY...East winds 10 to 15 knots to Kauai...east 15 to 20 knots elsewhere. Seas 4 to 6 feet, building to 5 to 8 feet. Isolated showers through the night, then scattered showers through the day. $$