Expires:202507100200;;144822 FZHW50 PHFO 091320 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 319 AM HST Wed Jul 9 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. PHZ100-100200- 319 AM HST Wed Jul 9 2025 .Synopsis for Hawaiian coastal waters... Fresh to locally strong trade winds will persist as high pressure lingers far north of the state. Trades may ease slightly today as the surface high moves farther east. $$