Special Marine Warning Issued for Big Island Windward and Southeast Waters
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Special Marine Warning for Big Island waters until 10:45 AM HST due to 40-knot wind gusts and hazardous sea conditions.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Big Island Waters, Hawaii
- Issued
- April 6, 2026
- Issuing authority
- NWS Honolulu HI
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Big Island Waters, Hawaii.
Alert Details
The National Weather Service in Honolulu HI has issued a Special Marine Warning for maritime regions surrounding the Big Island. The alert is classified as having severe severity and requiring immediate action by those in the affected areas.
Affected Areas
The warning specifically covers:
- Big Island Southeast Waters
- Big Island Windward Waters
Impacted locations include Hilo Harbor, Cape Kumukahi, and FAD Buoys A, HK, E, D, G, and SS.
What You Should Do
Mariners and residents in the warning area should prepare for gusty winds, steep and fast-building seas, and blinding downpours. The NWS advises boaters to stay low or go below deck and ensure that everyone on board is wearing a life jacket. Small craft should seek safe harbor as they could be damaged in briefly higher winds and suddenly higher waves.
Expected Conditions
At 8:39 AM HST, radar indicated showers located along a line extending from 6 nautical miles southwest of South Point to near Isaac Hale Beach Park, moving north at 15 knots. The primary hazard identified is wind gusts reaching up to 40 knots. These conditions are expected to create steep, fast-building seas and reduced visibility during downpours.
Timeline
The warning was issued at 8:40 AM HST on March 13, 2026, and is currently scheduled to expire at 10:45 AM HST on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Frequently Asked Questions
Common questions about this NWS weather alert.