Coastal Waters Forecast
Issued by NWS
Issued by NWS
470 FZHW51 PHFO 171339 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 338 AM HST Mon Nov 17 2025 .Synopsis for Hawaiian coastal waters... High pressure to the north will drift to the east, resulting in weakening trades that will become more E to SE through Tuesday. A front approaching from the northwest will dissipate over the northwest coastal waters Wednesday. A new high will allow trades to rebound during the second half of the week. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 4 feet at 6 seconds, northeast 3 feet at 11 seconds and northwest 3 feet at 12 seconds. Isolated showers. .TONIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 4 feet at 6 seconds, northeast 3 feet at 10 seconds and northwest 3 feet at 14 seconds. Isolated showers. .TUESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 3 feet at 7 seconds and northwest 3 feet at 15 seconds. Scattered showers. .TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 4 feet at 6 seconds and northwest 4 feet at 15 seconds. Numerous showers. .WEDNESDAY...East winds 20 to 25 knots. Seas 8 to 11 feet. Numerous showers. .WEDNESDAY NIGHT...East winds 20 to 25 knots. Seas 9 to 12 feet. Scattered showers. .THURSDAY...East winds 20 to 25 knots. Seas 8 to 11 feet. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 7 to 9 feet. Scattered showers. $$