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NWS Tiyan GUGL.W 0005October 4, 2026

Gale Warning: Tinian Coastal Waters and Saipan Coastal Waters

The National Weather Service office in Tiyan issued a gale warning for Tinian Coastal Waters and Saipan Coastal Waters, which was in force until 10:00 p.m. local time on October 4. It was the 5th gale warning the NWS office in Tiyan issued in 2026.

ExpiredWarning

Issued4:44 p.m. UTC+10, October 4, 2026
In force4:44 p.m. UTC+10, October 4, 2026
Expired10:00 p.m. UTC+10, October 4, 2026

In force for 5.3 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Tiyan GU
Area
Tinian Coastal Waters and Saipan Coastal Waters
Level
Warning
Issued
4:44 p.m. UTC+10, October 4, 2026
Expires
10:00 p.m. UTC+10, October 4, 2026
CAP severity, certainty, urgency
Moderate, Likely, Expected
VTEC event
PGUM GL.W 0005
Official source
National Weather Service: the notice at its source

NWS notices, October 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...For the Gale Warning, southwest winds 25 to 30 kt with frequent gusts up to 40 kt and seas 12 to 14 feet. For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and seas 10 to 12 feet expected. * WHERE...Tinian and Saipan Coastal Waters. * WHEN...For the Gale Warning, until 10 PM ChST this evening. For the Small Craft Advisory, from 10 PM this evening to 5 PM ChST Tuesday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...As Typhoon Choi-wan (26W) moves north- northeast and away from the islands, a strong monsoon surge will continue across the area. Strong to near-gale force winds with frequent gale-force gusts will continue over Tinian and Saipan coastal waters through the late evening, gradually diminishing through late tonight.

What the agency told people to do

Inexperienced mariners, especially those operating smaller vessels, should avoid boating in hazardous conditions.

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