Gunnery exercises 2200Z to 1200Z commencing daily 08 thru 10 sep in area bound by 47-21.0N 149-12.0E,…
Sea of Okhotsk · HYDROPAC 2505/11
What this record establishes
Archived notice · 2011-09-11 13:00Z
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 39/11 050904Z SEP 11.. Issued 2011-09-05 09:47Z. 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 map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Current notices and reporting history in the Sea of Okhotsk →
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-09-08 22:00Z | 2011-09-09 12:00Z | — | 14 h |
| 2011-09-09 22:00Z | 2011-09-10 12:00Z | — | 14 h |
| 2011-09-10 22:00Z | 2011-09-11 12:00Z | — | 14 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2011-09-05 09:47Z
- status
- Archived notice
- self-cancels
- 2011-09-11 13:00Z
- authority
- NAVAREA XIII 39/11 050904Z SEP 11.
- NAVAREA
- NAVAREA XIII · named as the source of this relay
- sea
- Sea of Okhotsk
- position
- 47.763, 149.404
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SEA OF OKHOTSK. GUNNERY. 1. GUNNERY EXERCISES 2200Z TO 1200Z COMMENCING DAILY 08 THRU 10 SEP IN AREA BOUND BY 47-21.0N 149-12.0E, 47-47.5N 148-45.0E, 48-10.5N 149-36.5E, 47-44.0N 150-03.5E. 2. CANCEL THIS MSG 111300Z SEP.
Reading this warning
- Gunnery and live firing
- Naval or coastal guns firing into a sea area for practice, at stated times.
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- 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.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Collected reports in this area · military exercises
19 within 180 nm since 2011 · 0 in the last 12 months · 0 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.
- Hazardous operations 250700Z sep to 080700Z oct in area bound by 46-20.00N 151-05.00E, 46-49.10N 151-00.50E,…2024-09-24
- Gunnery exercises in progress until 151200Z may in area bound by 46-55.40N 151-26.00E, 46-34.40N 151-43.70E,…2024-04-23
- Gunnery exercises 171100Z to 221300Z apr in area bound by 46-55.40N 151-26.00E, 46-49.10N 151-00.50E,…2024-04-17
- Hazardous operations 2200Z to 1000Z daily 18 thru 22 apr in areas bound by: a. 47-19.50N 143-36.20E,…2023-04-18
- Hazardous operations 2200Z to 1000Z daily 17 thru 21 apr in areas bound by: a. 46-05.00N 148-45.00E,…2023-04-16
- Hazardous operations 2200Z to 1000Z daily 17 thru 21 apr in areas bound by: a. 45-46.00N 147-55.00E,…2023-04-15
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
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
9 military exercises listed in force · see all
Record snapshot 2026-10-03 20:34Z; source collection times vary.
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
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.