Restricted

Navigation prohibited 0600Z to 1400Z daily 05 and 06 mar in area bound by 31-36.0N 031-06.3E, 31-39.0N…

Mediterranean Sea - Eastern Basin · HYDROLANT 742/18

What this record establishes

Archived notice · 2018-03-05 00:46Z

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 209/18 021201Z MAR 18.. Issued 2018-03-02 13:42Z. 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 - Eastern 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.

Related notices and cancellation links

Current notices and reporting history in the Mediterranean Sea - Eastern Basin →

issued
2018-03-02 13:42Z
status
Archived notice
self-cancels
2018-03-06 15:00Z
authority
NAVAREA III 209/18 021201Z MAR 18.
NAVAREA
NAVAREA III · named as the source of this relay
sea
Mediterranean Sea - Eastern Basin
position
31.887, 30.943
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

EASTERN MEDITERRANEAN SEA.
EGYPT.
DNC 10.
CHART 56100.
1. NAVIGATION PROHIBITED 0600Z TO 1400Z DAILY
   05 AND 06 MAR IN AREA BOUND BY
   31-36.0N 031-06.3E, 31-39.0N 031-14.0E,
   32-12.3N 031-01.3E, 32-02.3N 030-37.3E,
   31-40.3N 030-50.0E.
2. CANCEL THIS MSG 061500Z MAR 18.

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.
Chart reference
The number of the nautical chart on which the reported position lies.
Navigation prohibited
Ships may not enter or pass through the area, or a port is closed to traffic.
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.
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.

All warning terms →

Collected reports in this area · restricted areas & port closures

10 within 180 nm since 2003 · 0 in the last 12 months · 0 listed in force now

03
05
10
15
18

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

Worldwide in the collected sources

2 restricted areas & port closures listed in force · see all

Record snapshot 2026-10-03 04:35Z; source collection times vary.

Restricted

Navigation prohibited, exclusion and security zones, ports closed to traffic. All current restricted areas & port closures →

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.