Exercises

Hazardous operations 170800Z to 182200Z jul in area between 24-20.04S 23-45.04S and 043-10.04W 042-30.04W

Western South Atlantic · Brazil-south Coast · HYDROLANT 2275/18

issued: 2018-07-12 21:22Z
status: cancelled 2018-07-18 23:00Z (archive)
self-cancels: 2018-07-18 23:00Z
cancels: HYDROLANT 2264/18
authority: NAVAREA V COASTAL S 545/18 121921Z JUL 18.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTH COAST.
DNC 01.
1. HAZARDOUS OPERATIONS 170800Z TO 182200Z JUL
   IN AREA BETWEEN
   24-20.04S 23-45.04S AND 043-10.04W 042-30.04W.
2. CANCEL HYDROLANT 2264/18.
3. CANCEL THIS MSG 182300Z JUL 18.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2018-07-17 08:00Z	2018-07-18 22:00Z	—	38 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 170800Z to 182200Z jul in areas: a. between 24-20.04S 23-45.04S and 043-10.04W 042-30.04Wcancels · 2018-07-12
Hazardous operations 170800Z to 182200Z jul in areas: a. between 24-20.04S 23-45.04S and 043-10.04W 042-30.04Wreplaced · 2018-07-12

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.