NAVAREA XI 0401/26

080200UTC ISSUED AT 080200UTC SEP 2026 — 2026/09/08 02 UTC

Region:NAVAREA XIStatus:activeCategories:generalGeometry tier:A · EXPLICIT

Original bulletin text

NO.26-0401       Date:2026/09/08 02 UTC
080200UTC ISSUED AT 080200UTC SEP 2026
VOLCANIC WARNING
VOLCANO NAME:NISHINO SHIMA
LOCATION:27-14.6N 140-52.7E INFLUENCE OF
ERUPTION IS EXPECTED WARNING WITHIN A
RADIUS OF 0.6 MILES.
CANCEL 0488/20.

Verbatim as ingested by Helm.Warning from the Japan Coast Guard (JCG), the NAVAREA XI area coordinator. Warnings whose coordinates could not be plotted on the map are still published here in full.

About this warning

NAVAREA XI 0401/26 is a navigational warning for NAVAREA XI (East Asia / Japan), broadcast by the Japan Coast Guard (JCG) under the World-Wide Navigational Warning Service (WWNWS). Helm.Warning aggregates these broadcasts daily and plots warnings with resolved geometry on the live map.

Helm.Warning is a convenience copy of these broadcasts, not an official source of Maritime Safety Information. Always verify against official channels (NAVTEX, Inmarsat SafetyNET) as required by SOLAS — see the about and disclaimer page for the full safety notice.

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Situational awareness only. Not a substitute for GMDSS, NAVTEX or SafetyNET broadcasts. Official broadcasts and the Master’s judgment always take priority.