


Coastal Waters Forecast
Issued by NWS
Issued by NWS
300 FZHW51 PHFO 010121 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 321 PM HST Mon Jun 30 2025 .Synopsis for Hawaiian coastal waters... Weak troughing north of the state will be replaced with building high pressure during the latter half of the week. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 14 seconds. Isolated showers. .TUESDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds and south southwest 3 feet at 13 seconds. Isolated showers. .TUESDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers. .WEDNESDAY...East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers. .WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas to 4 feet. Isolated showers. .THURSDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Isolated showers. .THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Isolated showers. .FRIDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. .SATURDAY...East winds 15 to 20 knots, rising to 20 to 25 knots. Seas 4 to 6 feet. Isolated showers. $$