Severe Tropical Storm Warning | Effective 09/07/2026 19:57

Headline: 
Tropical Storm Warning issued September 7 at 4:57PM HST by NWS Honolulu HI
Event: 
Tropical Storm Warning
Urgency: 
Immediate
Effective: 
September 7, 2026 - 7:57pm
Expires: 
September 8, 2026 - 9:00am
Description: 
* WHAT...Tropical storm conditions expected. Winds increasing to 30 to 50 kt with gusts up to 60 kt tonight. Seas 15 to 27 feet. 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