Exercises

Gunnery exercises 2000Z to 2359Z daily 25 thru 28 jul in area bound by 65-56N 169-37W, 65-56N 169-13W,…

Bering Sea · HYDROPAC 2109/21

What this record establishes

Archived notice · 2021-07-29 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 XIII 55/21 210909Z JUL 21.. Issued 2021-07-21 09:11Z. 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: Bering Sea. 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 Bering Sea →

Activity windows · 4 in this warning

opens (UTC)	closes (UTC)	local	length
2021-07-25 20:00Z	2021-07-25 23:59Z	—	3 h 59
2021-07-26 20:00Z	2021-07-26 23:59Z	—	3 h 59
2021-07-27 20:00Z	2021-07-27 23:59Z	—	3 h 59
2021-07-28 20:00Z	2021-07-28 23:59Z	—	3 h 59

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

issued: 2021-07-21 09:11Z
status: Archived notice
self-cancels: 2021-07-29 00:59Z
authority: NAVAREA XIII 55/21 210909Z JUL 21.
NAVAREA: NAVAREA XIII · named as the source of this relay
sea: Bering Sea
position: 65.808, -169.417
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

BERING STRAIT.
RUSSIA.
DNC 27.
1. GUNNERY EXERCISES 2000Z TO 2359Z DAILY
   25 THRU 28 JUL IN AREA BOUND BY
   65-56N 169-37W, 65-56N 169-13W,
   65-41N 169-13W, 65-41N 169-37W.
2. CANCEL THIS MSG 290059Z JUL 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.
Gunnery and live firing: Naval or coastal guns firing into a sea area for practice, at stated times.
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 · military exercises

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

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

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

Scientific moorings, at depth 15 meters, established in: a. 65-46.86N 168-34.06WSurveys · 24.8 nm
Scientific mooring, at depth seven meters, established in 66-19.59N 168-57.01WSurveys · 33.1 nm

Worldwide in the collected sources

28 military exercises listed in force · see all

Record snapshot 2026-10-02 00:49Z; 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.