


Coastal Waters Forecast
Issued by NWS
Issued by NWS
835 FZHW51 PHFO 040106 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 306 PM HST Fri Oct 3 2025 .Synopsis for Hawaiian coastal waters... A cold front to the northwest will temporarily disrupt trade winds tonight before high pressure to the NW builds and trades return tomorrow through the weekend. A trough may develop northeast of the state early next week. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds. Scattered showers. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and north northwest 4 feet at 14 seconds. Isolated showers. .SATURDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: North northwest 5 feet at 12 seconds and east 4 feet at 6 seconds. Isolated showers. .SUNDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: North northwest 5 feet at 12 seconds and east 4 feet at 6 seconds. Isolated showers. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. .MONDAY...Northeast winds to 15 knots to Kauai...northeast 7 to 10 knots elsewhere. Seas 5 to 7 feet. Isolated showers. .MONDAY NIGHT...winds variable less than 10 knots near the Big Island...northeast 10 to 15 knots elsewhere. Seas 4 to 6 feet. Isolated showers. .TUESDAY...East southeast winds 7 to 10 knots. Seas 3 to 5 feet. Isolated showers. .WEDNESDAY...South southeast winds 7 to 10 knots. Seas 3 to 5 feet. Isolated showers through the night, then scattered showers through the day. $$