


Coastal Waters Forecast
Issued by NWS
Issued by NWS
610 FZHW51 PHFO 190136 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 336 PM HST Wed Jun 18 2025 .Synopsis for Hawaiian coastal waters... A surface ridge to the north will keep moderate to locally strong trades in place through the week before strengthening over the weekend then holding into early next week. $$ Hawaiian waters within 40 nautical miles including the channels- ...SMALL CRAFT ADVISORY THROUGH THURSDAY AFTERNOON FOR MAALAEA BAY...THE PAILOLO AND ALENUIHAHA CHANNELS AND WATERS SOUTH OF THE BIG ISLAND... .TONIGHT...East winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds and south southwest 3 feet at 15 seconds. Scattered showers. .THURSDAY...East winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds and south southwest 3 feet at 15 seconds. Isolated showers. .THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 6 seconds. Scattered showers. .FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated showers. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 8 feet. .SATURDAY NIGHT...East winds 20 to 25 knots. Seas 5 to 8 feet. .SUNDAY...East northeast winds 20 to 25 knots. Seas 6 to 8 feet. Scattered showers through the day. .MONDAY...East northeast winds 20 to 25 knots. Seas 6 to 7 feet. Isolated showers through the night. Scattered showers through the day. $$