Exercises

Hazardous operations 1100Z to 2300Z daily 27 to 28 aug in areas within six miles of 23-08S 043-40W

Western South Atlantic · Brazil-south Coast · HYDROLANT 2593/20

issued
2020-08-22 00:22Z
status
cancelled 2020-08-28 17:38Z (archive)
authority
NAVAREA V COASTAL S 623/20 212352Z AUG 20.
sea
South Atlantic Ocean
position
-23.133, -43.667 · r 6.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTH COAST.
DNC 01.
1. HAZARDOUS OPERATIONS 1100Z TO 2300Z DAILY
   27 TO 28 AUG IN AREAS WITHIN SIX MILES OF
   23-08S 043-40W.
2. CANCEL THIS MSG 29 AUG 20.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2020-08-27 11:00Z2020-08-27 23:00Z12 h
2020-08-28 11:00Z2020-08-28 23:00Z12 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

622 within 180 nm since 1999 · 3 in the last 12 months · 2 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

Timeline

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.