Special Marine Warning Issued for Maui County Waters and Alenuihaha Channel
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The National Weather Service has issued a Special Marine Warning for Maui County Leeward Waters, Maalaea Bay, and the Alenuihaha Channel due to potential waterspouts and high winds.
What this NWS weather alert tells you, and what most readers miss
This notice was issued by NOAA on March 21, 2026 and geographically references Maui County Waters, Hawaii. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Special Marine Warning, MauiCounty) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
The National Weather Service in Honolulu HI has issued a Special Marine Warning (Alert Code: MAW) for several maritime regions. The alert is effective immediately following radar detection of hazardous conditions.
Affected Areas
The warning covers the following geographic regions:
- Alenuihaha Channel
- Maalaea Bay
- Maui County Leeward Waters
Specific locations impacted include Manele Harbor, Lahaina Harbor, Molokini, and FAD Buoys HS, MC, LA, JJ, and GG.
Expected Conditions
At 8:47 AM HST, radar indicated showers capable of producing waterspouts along a line extending from near Ualapue to 30 nm southwest of FAD Buoy JJ. This system is moving east at 10 knots.
Primary hazards include:
- Waterspouts: Capable of creating locally hazardous seas.
- Wind: Gusts of 34 knots or greater.
- Impact: Small craft could be damaged in briefly higher winds and suddenly higher waves.
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 National Weather Service advises those on the water to stay low or go below deck and ensure all persons on board are wearing life jackets. Avoid these waters until the threat has passed.
Timeline
The Special Marine Warning is effective from 8:50 AM HST on March 11, 2026, and is currently scheduled to expire at 10:45 AM HST on March 11, 2026.
Original source: NOAA Official Notice ↗
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