Exercises

Gunnery exercises 260700Z to 261100Z sep within three miles of 38-33.1N 015-42.6E

Tyrrhenian Sea · HYDROLANT 2534/01

What this record establishes

Archived notice · 2001-09-26 12:00Z

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) · MARISICILIA 346/01 241136Z SEP 01; NAVAREA III 512/01 AOR-E EGC #398 241205Z SEP 01. Issued 2001-09-24 14:20Z. 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
Tyrrhenian Sea. The parsed report position is 38.552, 15.710 with a 3.0 nm radius. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Tyrrhenian Sea →

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2001-09-26 07:00Z2001-09-26 11:00Z—4 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued
2001-09-24 14:20Z
status
Archived notice
self-cancels
2001-09-26 12:00Z
authority
MARISICILIA 346/01 241136Z SEP 01; NAVAREA III 512/01 AOR-E EGC #398 241205Z SEP 01
NAVAREA
NAVAREA III · named as the source of this relay
issued by
MARISICILIA
sea
Tyrrhenian Sea
position
38.552, 15.710 · r 3.0 nm
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

1. GUNNERY EXERCISES 260700Z TO 261100Z SEP WITHIN
   THREE MILES OF 38-33.1N 015-42.6E.
2. CANCEL HYDROLANT 2330/01(52).
3. CANCEL THIS MSG 261200Z SEP.

Reading this warning

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.
Within a radius of
A circular area — every position within a stated distance of a point.
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.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROLANT
The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.
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

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

99
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

10 military exercises listed in force · see all

Record snapshot 2026-10-03 10:11Z; 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.