Other

Bombing exercises 0001Z to 1300Z and 2200Z to 2359Z daily 24, 25, 31 mar and 01 apr in area bound by…

Sea of Okhotsk · HYDROPAC 894/21

What this record establishes

Archived notice · 2021-04-02 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) · VLADIVOSTOK 49/21 210753Z MAR 21.. Issued 2021-03-21 09:17Z. 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
Sea of Okhotsk. 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 Sea of Okhotsk →

issued
2021-03-21 09:17Z
status
Archived notice
self-cancels
2021-04-02 00:59Z
authority
VLADIVOSTOK 49/21 210753Z MAR 21.
issued by
VLADIVOSTOK
sea
Sea of Okhotsk
position
43.745, 145.635
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SEA OF OKHOTSK.
KURIL ISLANDS.
DNC 24.
1. BOMBING EXERCISES 0001Z TO 1300Z AND
   2200Z TO 2359Z DAILY 24, 25, 31 MAR AND 01 APR
   IN AREA BOUND BY
   43-45-55N 145-34-11E, 43-46-06N 145-41-45E,
   43-42-54N 145-41-38E, 43-43-56N 145-33-45E.
2. CANCEL THIS MSG 020059Z APR 21.

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.
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 · other warnings

5 within 180 nm since 2008 · 0 in the last 12 months · 0 listed in force now

08
10
15
20
21

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

21 other warnings listed in force · see all

Record snapshot 2026-10-03 02:35Z; 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.