Special Marine Warning Issued for Kauai Northwest and Leeward Waters Through Wednesday Evening
This alert is no longer in effect.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.
NWS Honolulu has issued a Special Marine Warning for Kauai's coastal waters through 7:30 PM HST, citing threats of waterspouts and wind gusts over 34 knots.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Kauai, Hawaii
- Issued
- April 6, 2026
- Issuing authority
- NWS Honolulu
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 Kauai, Hawaii.
Alert Details
The National Weather Service in Honolulu has issued a Special Marine Warning for the waters surrounding Kauai. This alert is effective immediately and remains in place until 7:30 PM HST on March 11, 2026.
Affected Areas
The warning specifically covers the following geographic regions:
- Kauai Northwest Waters
- Kauai Leeward Waters
Impacted locations include Lehua Rock, the Southern Tip of Niihau, and Nohili Point.
What You Should Do
Mariners are advised to prepare for gusty winds, steep and fast-building seas, and blinding downpours. The National Weather Service recommends that those on the water stay low or go below deck, and ensure all persons on board are wearing life jackets. Boaters should avoid the area if possible until conditions improve.
Expected Conditions
At 5:26 PM HST, radar indicated a line of showers capable of producing waterspouts. This line extended from 15 nautical miles west of Lehua Rock to 67 nautical miles west of Polihale.
- Hazards: Waterspouts and wind gusts of 34 knots or greater.
- Impacts: Waterspouts can create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves.
Timeline
The alert was issued at 5:27 PM HST and is scheduled to expire at 7:30 PM HST. As of the latest report, the storm system is moving northeast at 20 knots.
Original source: NOAA Official Notice ↗
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