Gunnery exercises 280001Z feb to 062359Z mar in area bound by 18-09.00S 042-37.00E, 18-47.00S 043-12.00E,…
Mozambique Channel · HYDROPAC 649/23
What this record establishes
Archived notice · 2023-03-07 00:59Z
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) · MRCC REUNION 0/23 270703Z FEB 23.. Issued 2023-02-27 08:52Z. 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
- Mozambique Channel. 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 Mozambique Channel →
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-02-28 00:01Z | 2023-03-06 23:59Z | — | 167 h 58 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2023-02-27 08:52Z
- status
- Archived notice
- self-cancels
- 2023-03-07 00:59Z
- authority
- MRCC REUNION 0/23 270703Z FEB 23.
- issued by
- MRCC REUNION
- sea
- Mozambique Channel
- position
- -19.010, 42.257
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
MOZAMBIQUE CHANNEL. MADAGASCAR. DNC 02. 1. GUNNERY EXERCISES 280001Z FEB TO 062359Z MAR IN AREA BOUND BY 18-09.00S 042-37.00E, 18-47.00S 043-12.00E, 19-52.00S 041-53.00E, 19-15.00S 041-19.00E. 2. CANCEL THIS MSG 070059Z MAR 23.
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.
- Gunnery and live firing
- Naval or coastal guns firing into a sea area for practice, at stated times.
- 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 · military exercises
1 within 180 nm since 2023 · 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.
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 2026-10-02 17:04Z; 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.