Nav aids

Buoy, yellow, fl, temporarily established 26 jun thru 26 nov in 51-28.4N 143-51.7E

Sea of Okhotsk · HYDROPAC 1858/21

What this record establishes

Archived notice · 2021-11-27 00:01Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XIII 44/21 240905Z JUN 21.. Issued 2021-06-24 10:45Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Sea of Okhotsk. The parsed report position is 51.473, 143.862. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the Sea of Okhotsk →

issued: 2021-06-24 10:45Z
status: Archived notice
authority: NAVAREA XIII 44/21 240905Z JUN 21.
NAVAREA: NAVAREA XIII · named as the source of this relay
sea: Sea of Okhotsk
position: 51.473, 143.862
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SEA OF OKHOTSK.
SAKHALIN.
DNC 24.
1. BUOY, YELLOW, FL, TEMPORARILY
   ESTABLISHED 26 JUN THRU 26 NOV
   IN 51-28.4N 143-51.7E.
2. CANCEL THIS MSG 27 NOV 21.

Reading this warning

DNC (Digital Nautical Chart): A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · aids-to-navigation notices

19 within 180 nm since 2006 · 1 in the last 12 months · 1 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Wave rider buoy established in 51-22.54N 144-14.17E2026-06-29
Isolated danger buoy 52-33.4N 141-27.1E missing2021-06-11
Mys vnutrenniy light 53-34.5N 142-28.3E unlit2018-06-18
Mys vnutrenniy light 53-34.5N 142-28.3E unlit2016-06-18
Lights unlit: 1. mys marii light 54-18.6N 142-15.8E2015-06-18
Sakhalin-northwest Coast2014-06-16

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Underwater operations 01 may thru 31 oct in areas bound by: a. 51-27.95N 143-26.72E, 51-29.25N 143-45.52E,…Surveys · 4.7 nm
Wave rider buoy established in 51-22.54N 144-14.17ENav aids · 15.2 nm
Underwater operations 25 may thru 31 dec in area bound by 51-34.92N 143-24.27E, 51-34.90N 144-06.22E,…Surveys · 20.5 nm

Worldwide in the collected sources

137 aids-to-navigation notices listed in force · see all

Record snapshot 2026-10-01 19:12Z; source collection times vary.

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.