Exercises

Gunnery exercises: a. 292200Z mar thru 042159Z apr in area bound by 47-07N 004-10W, 47-10N 004-07W, 47-03N…

Bay of Biscay · HYDROLANT 885/22

What this record establishes

Archived notice · 2022-03-29 16:00Z

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) · AVURNAV BREST 183/22 281601Z MAR 22.. Issued 2022-03-28 15:02Z. 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
Bay of Biscay. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Bay of Biscay →

issued
2022-03-28 15:02Z
status
Archived notice
self-cancels
2022-04-04 23:00Z
authority
AVURNAV BREST 183/22 281601Z MAR 22.
issued by
AVURNAV BREST
sea
Bay of Biscay
position
45.528, -2.295
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

BAY OF BISCAY.
FRANCE.
DNC 08.
1. GUNNERY EXERCISES:
   A. 292200Z MAR THRU 042159Z APR
      IN AREA BOUND BY
      47-07N 004-10W, 47-10N 004-07W,
      47-03N 003-59W, 47-00N 004-03W.
   B. 302200Z MAR THRU 042159Z APR
      IN AREA BOUND BY
      45-09N 002-05W, 45-27N 002-26W,
      45-37N 002-10W, 45-18N 001-49W.
2. CANCEL THIS MSG 042300Z APR 22.

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.

All warning terms →

Collected reports in this area · military exercises

287 within 180 nm since 1999 · 0 in the last 12 months · 0 listed in force now

99
00
05
10
15
20
24

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

J
F
M
A
M
J
J
A
S
O
N
D

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 22:34Z; 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.