Bombing exercises 112300Z to 120800Z apr in area bound by 36-14-00.0N 126-38-00.0E, 35-41-00.0N…
Yellow Sea · HYDROPAC 626/04
What this record establishes
Archived notice · 2004-04-12 09:00Z
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 XI 157/04 07 APR. Issued 2004-04-07 09:50Z. 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
- Yellow Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2004-04-11 23:00Z | 2004-04-12 08:00Z | — | 9 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2004-04-07 09:50Z
- status
- Archived notice
- self-cancels
- 2004-04-12 09:00Z
- authority
- NAVAREA XI 157/04 07 APR
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- Yellow Sea
- position
- 36.042, 126.103
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. BOMBING EXERCISES 112300Z TO 120800Z APR IN AREA BOUND BY 36-14-00.0N 126-38-00.0E, 35-41-00.0N 125-44-00.0E, 35-51-00.0N 125-35-00.0E, 36-21-29.5N 126-22-54.6E, 36-21-22.5N 126-30-07.6E. 2. CANCEL THIS MSG 120900Z APR.
Reading this warning
- 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.
- 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.
Collected reports in this area · other warnings
70 within 180 nm since 1999 · 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.
- Aircraft, boeing 744, ditched in 33-17-12N 125-01-36E at 271911Z jul2011-07-28
- Bombing exercises 0001Z to 0900Z daily 23 and 24 jul in area bound by 36-40-38N 126-10-24E, 36-38-10N…2009-07-18
- Ten meter long steel pipe adrift in 36-01.7N 126-03.2E at 061155Z aug2004-08-06
- Bombing exercises 0001Z to 1300Z daily 01, 03, 04, 06 thru 08, 10 thru 15, 17 thru 22, 24, 25, 27 thru 29…2004-04-27
- Bombing exercises 0001Z to 1300Z daily 01 thru 03, 06 thru 10, 12 thru 17, 19 thru 24 and 26 thru 30 apr in…2004-03-27
- Bombing exercises in progress until 090800Z mar in area bound by 36-14-00.0N 126-38-00.0E, 35-41-00.0N…2004-03-04
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
21 other warnings listed in force · see all
Record snapshot 2026-10-02 19:42Z; source collection times vary.
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.