Other

Nato exercise 180001Z to 202359Z oct in area bound by 38-00.00N 000-00.00E, 38-00.00N 015-00.00E, 44-00.00N…

Mediterranean Sea - Western Basin · HYDROLANT 2330/23

What this record establishes

Archived notice · 2023-10-21 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) · NAVAREA III 93/23 262310Z SEP 23.. Issued 2023-10-14 02:17Z. 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
Mediterranean Sea - Western Basin. 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 Mediterranean Sea - Western Basin →

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2023-10-18 00:01Z2023-10-20 23:59Z—71 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
2023-10-14 02:17Z
status
Archived notice
self-cancels
2023-10-21 00:59Z
authority
NAVAREA III 93/23 262310Z SEP 23.
NAVAREA
NAVAREA III · named as the source of this relay
sea
Mediterranean Sea - Western Basin
position
41.000, 7.500
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

STRAIT OF SICILY.
WESTERN MEDITERRANEAN SEA.
FRANCE.
DNC 08, DNC 09.
1. NATO EXERCISE 180001Z TO 202359Z OCT
   IN AREA BOUND BY
   38-00.00N 000-00.00E, 38-00.00N 015-00.00E,
   44-00.00N 015-00.00E, 44-00.00N 000-00.00E.
2. CANCEL THIS MSG 210059Z OCT 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.
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 · other warnings

40 within 180 nm since 1998 · 0 in the last 12 months · 0 listed in force now

98
00
05
10
15
20
23

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

23 other warnings listed in force · see all

Record snapshot 2026-10-01 20:28Z; 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.