Exercises

Hazardous operations 191000Z to 202100Z nov in area within ten miles of 05-36.50S 034-48.66W

Western South Atlantic · Brazil-northeast Coast · HYDROLANT 3557/20

issued
2020-11-16 22:13Z
status
cancelled 2020-11-20 22:00Z (archive)
self-cancels
2020-11-20 22:00Z
authority
NAVAREA V COASTAL E 837/20 162202Z NOV 20.
sea
South Atlantic Ocean
position
-5.608, -34.811 · r 10.0 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 191000Z TO 202100Z NOV
   IN AREA WITHIN TEN MILES OF
   05-36.50S 034-48.66W.
2. CANCEL THIS MSG 202200Z NOV 20.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2020-11-19 10:00Z2020-11-20 21:00Z35 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

379 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.