Exercises

Hazardous operations take place in the Bay of Bengal off India daily 0430 to 0630 and 0830 to 1030 UTC from 6 through 9 October.

Bay of Bengal · HYDROPAC 2849/26

What this record establishes

Cancelled notice · 2026-10-01 16:15Z

This notice disappeared from the issuing source's in-force list. No explicit recovery or all-clear is established by that removal.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-10-01 11:33Z. First collected 2026-10-01 19:02Z; last seen in collection 2026-10-02 02:17Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Bay of Bengal. 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 Bay of Bengal →

Activity windows · 8 in this warning

opens (UTC)closes (UTC)locallength
2026-10-06 04:30Z2026-10-06 06:30Z—2 h
2026-10-06 08:30Z2026-10-06 10:30Z—2 h
2026-10-07 04:30Z2026-10-07 06:30Z—2 h
2026-10-07 08:30Z2026-10-07 10:30Z—2 h
2026-10-08 04:30Z2026-10-08 06:30Z—2 h
2026-10-08 08:30Z2026-10-08 10:30Z—2 h
2026-10-09 04:30Z2026-10-09 06:30Z—2 h
2026-10-09 08:30Z2026-10-09 10:30Z—2 h

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

issued
2026-10-01 11:33Z
status
Cancelled notice
self-cancels
2026-10-09 11:30Z
sea
Bay of Bengal
position
21.406, 88.146
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-10-01 19:02Z

Original warning text

BAY OF BENGAL.
INDIA.
1. HAZARDOUS OPERATIONS 0430Z TO 0630Z
   AND 0830Z TO 1030Z DAILY 06 THRU 09 OCT
   IN AREA BOUND BY
   21-38.67N 087-36.97E, 20-59.32N 088-02.01E,
   21-21.48N 088-41.70E, 21-28.80N 088-41.76E,
   21-34.47N 088-34.01E, 21-38.52N 087-59.62E,
   21-47.00N 087-54.07E.
2. CANCEL THIS MSG 091130Z OCT 26.

Reading this warning

Hazardous operations
NGA's heading for activities that make an area dangerous — most often rocket launches, space debris and weapons firings, and some open-ended danger areas.
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

438 within 180 nm since 2000 · 8 in the last 12 months · 0 listed in force now

00
05
10
15
20
25
26

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

28 military exercises listed in force · see all

Record snapshot 2026-10-02 02:23Z; 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.