


Coastal Waters Forecast
Issued by NWS
Issued by NWS
836 FZHW51 PHFO 130116 CWFHI1 Generalized Statewide Coastal Waters Forecast for Hawaii National Weather Service Honolulu HI 316 PM HST Sat Jul 12 2025 .Synopsis for Hawaiian coastal waters... High pressure far northeast of the Hawaiian waters will interact with a series of weak surface troughs moving across the island chain to help drive moderate to locally fresh trades across the region through Monday. Then trade wind speeds will increase back into the moderate to locally strong range early next week as the high gradually strengthens. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .SUNDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds. Isolated showers. .MONDAY...East northeast winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers. .MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 6 feet. Scattered showers. .TUESDAY...East winds 15 to 20 knots. Seas 5 to 6 feet. Scattered showers. .TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Isolated showers. .WEDNESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Isolated showers. .THURSDAY...East northeast winds 15 to 20 knots. Seas 5 to 6 feet. Isolated showers. $$