Exercises
Hazardous operations
Western South Atlantic · Brazil-south Coast · HYDROLANT 3400/16
- issued
- 2016-12-16 22:50Z
- status
- cancelled 2016-12-23 01:01Z (archive)
- self-cancels
- 2016-12-23 01:01Z
- authority
- NAVAREA V COASTAL 1079/16 162244Z DEC 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 221400Z TO 230001Z DEC IN AREA BETWEEN 25-32.0S 25-12.0S AND 045-15.0W 044-52.7W 2. CANCEL THIS MSG 230101Z DEC 16.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2016-12-22 14:00Z | 2016-12-23 00:01Z | — | 10 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.