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NWS Honolulu HITR.W 2015September 25, 2026

Tropical Storm Warning: Alenuihaha Channel, Big Island Windward Waters, Big Island Leeward Waters and 1 more

The National Weather Service office in Honolulu issued a tropical storm warning for Alenuihaha Channel, Big Island Windward Waters, Big Island Leeward Waters and 1 more, which was in force until 4:45 p.m. local time on September 25.

ExpiredWarning

Issued3:40 a.m. HST, September 25, 2026
In force3:40 a.m. HST, September 25, 2026
Expired4:45 p.m. HST, September 25, 2026

In force for 13.1 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Honolulu HI
Area
Alenuihaha Channel, Big Island Windward Waters, Big Island Leeward Waters and 1 more
Level
Warning
Issued
3:40 a.m. HST, September 25, 2026
Expires
4:45 p.m. HST, September 25, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
PHFO TR.W 2015
Official source
National Weather Service: the notice at its source

NWS notices, September 2026The latest from the National Weather Service

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

* WHAT...East winds 35 to 45 knots. Seas 15 to 20 feet. * WHERE...Alenuihaha Channel, Big Island Windward Waters, Big Island Leeward Waters and Big Island Southeast Waters. * WHEN...Through Saturday afternoon. * IMPACTS...Extremely strong winds will cause hazardous seas which will likely capsize or damage vessels and severely reduce visibility.

What the agency told people to do

Mariners should remain in port, alter course, and/or secure the vessel for extreme conditions before conditions deteriorate further.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice