Exercises

Hazardous operations 1000Z to 2000Z daily 05 thru 07 aug in area within five miles of 05-39S 034-52W

Western South Atlantic · Brazil-northeast Coast · HYDROLANT 2408/20

issued
2020-08-01 01:00Z
status
cancelled 2020-08-07 21:00Z (archive)
self-cancels
2020-08-07 21:00Z
authority
NAVAREA V COASTAL E 573/20 010052Z AUG 20.
sea
South Atlantic Ocean
position
-5.650, -34.867 · r 5.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-NORTHEAST COAST.
DNC 01.
1. HAZARDOUS OPERATIONS 1000Z TO 2000Z DAILY
   05 THRU 07 AUG IN AREA WITHIN FIVE MILES OF
   05-39S 034-52W.
2. CANCEL THIS MSG 072100Z AUG 20.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2020-08-05 10:00Z2020-08-05 20:00Z10 h
2020-08-06 10:00Z2020-08-06 20:00Z10 h
2020-08-07 10:00Z2020-08-07 20:00Z10 h

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

This area · military exercises

380 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now

99
00
05
10
15
20
25
26

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · 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.