Severe · Tropical Storm WarningActive alert

Tropical Storm Warning issued September 7 at 8:08AM HST by NWS Honolulu

Affecting Kauai Windward Waters; Kauai Channel; Oahu Windward Waters; Oahu Leeward Waters

In effect until: Sep 8, 2026, 7:15 AM

Kauai Windward Waters; Kauai Channel; Oahu Windward Waters; Oahu Leeward Waters

Likely impact; effects through 7:15 AM.

Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions.

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* WHAT...Tropical storm conditions expected. Winds increasing to
25 to 40 kt with gusts to 50 kt today, and 30 to 50 kt with
gusts up to 60 kt tonight. Seas building to 15 to 27 feet today.
Winds and seas will decrease tomorrow.

* WHERE...Kauai Windward Waters, Kauai Channel, Oahu Windward
Waters and Oahu Leeward Waters.

* WHEN...Until Tuesday afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which
could capsize or damage vessels and reduce visibility.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Tropical Storm Warning issued September 7 at 8:08AM HST by NWS Honolulu

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