


Coastal Waters Forecast
Issued by NWS
Issued by NWS
722 FZHW51 PHFO 011319 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 319 AM HST Tue Jul 1 2025 .Synopsis for Hawaiian coastal waters... A weak high pressure ridge anchored north of the Hawaiian Islands will keep gentle to fresh easterly trade winds in the forecast through Friday. The ridge will build in north of the island chain by Saturday, increasing trade winds into the fresh to locally strong range into early next week. $$ Hawaiian waters within 40 nautical miles including the channels- .TODAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 13 seconds. Isolated showers. .TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Isolated showers. .THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Isolated showers. .FRIDAY...East winds 20 to 25 knots. Seas 4 to 6 feet. Isolated showers. .SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. $$