Exercises

Hazardous operations

Brazil-northeast Coast · HYDROLANT 932/16

issued
2016-04-20 00:58Z
status
cancelled 2016-04-28 22:00Z (archive)
self-cancels
2016-04-28 22:00Z
authority
NAVAREA V 100/16 200028Z APR 16.
sea
South Atlantic Ocean
position
-5.952, -35.004
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTHEAST COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 1100Z TO 2100Z DAILY
   25 THRU 28 APR IN AREA BOUND BY
   05-54.13S 035-10.00W, 05-49.60S 034-57.55W,
   06-06.80S 034-51.55W, 05-56.13S 035-10.01W.
2. CANCEL THIS MSG 282200Z APR 16.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2016-04-25 11:00Z2016-04-25 21:00Z10 h
2016-04-26 11:00Z2016-04-26 21:00Z10 h
2016-04-27 11:00Z2016-04-27 21:00Z10 h
2016-04-28 11:00Z2016-04-28 21:00Z10 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

381 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.