Hawaii Marine Forecasts
The coastal waters and channels of the Hawaiian Islands, and the offshore waters around them. The National Weather Service forecast for every zone, with the warnings and advisories in force.
Hawaii marine zones on the map
The 16 zones, tinted by the most serious marine warning or advisory in force. Tap a zone to open its forecast.
- Tropical Storm Warning
- Tropical Storm Watch
- Gale Watch
Alerts in force
Tropical Storm Warning 4 zones
Tropical Storm Watch 5 zones
Gale Watch 6 zones
NWS Honolulu
15 zones, in the Coastal Waters Forecast.
- Kauai Northwest Waters
- Kauai Windward Waters
- Kauai Leeward Waters
- Kauai Channel
- Oahu Windward Waters
- Oahu Leeward Waters
- Kaiwi Channel
- Maui County Windward Waters
- Maui County Leeward Waters
- Maalaea Bay
- Pailolo Channel
- Alenuihaha Channel
- Big Island Windward Waters
- Big Island Leeward Waters
- Big Island Southeast Waters
NWS Honolulu (offshore waters)
1 zone, in the Offshore Waters Forecast.
By coast
- Atlantic Coast153 zones · 118 under alerts
- Gulf of America106 zones
- Caribbean and Southwest Atlantic49 zones
- Puerto Rico and the U.S. Virgin Islands10 zones
- Great Lakes134 zones · 2 under alerts
- Pacific Coast68 zones · 39 under alerts
- Alaska124 zones · 82 under alerts
- Hawaii16 zones · 15 under alerts
- Guam and Micronesia11 zones · 1 under alerts
- American Samoa7 zones
- Mexico and Central America Pacific21 zones
- High seas5 areas
Sources
Forecasts from the National Weather Service marine program. Zone outlines from the NWS marine and offshore zone boundaries. Warnings and advisories from the NWS API, read 05:36 UTC. All public domain, from the National Weather Service.