Exercises

Hazardous operations 221600Z to 230400Z aug in area within 20 miles of 13-19.49S 036-15.40W

Western South Atlantic · Brazil · HYDROLANT 1823/23

issued
2023-08-17 04:02Z
status
cancelled 2023-08-23 05:00Z (archive)
self-cancels
2023-08-23 05:00Z
authority
NAVAREA V 306/23 170210Z AUG 23.
sea
South Atlantic Ocean
position
-13.325, -36.257 · r 20.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. HAZARDOUS OPERATIONS 221600Z TO 230400Z AUG
   IN AREA WITHIN 20 MILES OF 13-19.49S 036-15.40W.
2. CANCEL THIS MSG 230500Z AUG 23.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2023-08-22 16:00Z2023-08-23 04:00Z12 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

164 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now

04
05
10
15
20
24

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

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.