Exercises

Hazardous operations

Brazil-south Coast · HYDROLANT 2966/13

issued: 2013-11-21 23:00Z
status: cancelled 2013-11-29 15:00Z (archive)
self-cancels: 2013-11-29 15:00Z
cancels: HYDROLANT 2954/13
authority: NAVAREA V S 1457/13 212145Z NOV 13.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTH COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 260900Z TO 262300Z AND
   290900Z TO 291400Z NOV IN AREA BETWEEN
   23-45S 24-00S AND 042-52W 042-35W.
2. CANCEL HYDROLANT 2954/13.
3. CANCEL THIS MSG 291500Z NOV 13.

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2013-11-26 09:00Z	2013-11-26 23:00Z	—	14 h
2013-11-29 09:00Z	2013-11-29 14:00Z	—	5 h

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

Timeline

Hazardous operations 260900Z to 291400Z nov in area between 23-45S 24-00S and 042-52W 042-35Wcancels · 2013-11-21
Hazardous operations 260900Z to 291400Z nov in area between 23-45S 24-00S and 042-52W 042-35Wreplaced · 2013-11-21

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.