Severe Tropical Storm Warning | Effective 09/07/2026 11:08

Headline: 
Tropical Storm Warning issued September 7 at 8:08AM HST by NWS Honolulu HI
Event: 
Tropical Storm Warning
Urgency: 
Immediate
Effective: 
September 7, 2026 - 11:08am
Expires: 
September 8, 2026 - 12:15am
Description: 
* 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.
Instruction: 
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.
Area Description: 
Kauai Windward Waters; Kauai Channel; Oahu Windward Waters; Oahu Leeward Waters
Forcast Office: 
NWS Honolulu HI
Sender: 
w-nws.webmaster@noaa.gov