Exercises

Hazardous operations

Western South Atlantic · Brazil-south Coast · HYDROLANT 3127/16

issued
2016-11-23 07:14Z
status
cancelled 2016-11-29 01:01Z (archive)
self-cancels
2016-11-29 01:01Z
authority
NAVAREA V COASTAL 982/16 230653Z NOV 16.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTH COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 282000Z TO 290001Z NOV
   IN AN AREA BETWEEN
   23-09S 23-24S AND 043-05W 042-54W.
2. CANCEL THIS MSG 290101Z NOV 16.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2016-11-28 20:00Z2016-11-29 00:01Z4 h 01

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

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

35 military exercises in force · see all

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.