Exercises
Hazardous operations 050800Z to 052100Z nov in area within ten miles of 03-46.9S 037-40.5W
Western South Atlantic · Brazil-north Coast · HYDROLANT 2700/21
- issued
- 2021-10-31 03:14Z
- status
- cancelled 2021-11-05 22:00Z (archive)
- self-cancels
- 2021-11-05 22:00Z
- authority
- NAVAREA V COASTAL N 761/21 310144Z OCT 21.
- sea
- South Atlantic Ocean
- position
- -3.782, -37.675 · r 10.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-NORTH COAST. DNC 01. 1. HAZARDOUS OPERATIONS 050800Z TO 052100Z NOV IN AREA WITHIN TEN MILES OF 03-46.9S 037-40.5W. 2. CANCEL THIS MSG 052200Z NOV 21.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-11-05 08:00Z | 2021-11-05 21:00Z | — | 13 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
36 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
20
22
- Hazardous operations 231300Z to 231700Z oct in vicinity: a. 04-54.76S 035-49.73W2022-10-23
- Hazardous operations 181000Z to 181900Z oct in area within ten miles of 04-15.00S 036-48.00W2022-10-13
- Hazardous operations 010900Z to 011500Z jul in area within ten miles of 04-14.00S 034-51.00W2022-06-26
- Hazardous operations 011000Z to 011900Z feb in area within 15 miles of 04-20S 036-42W2022-01-28
- Hazardous operations 141600Z to 142000Z dec in area within ten miles of 03-46.9S 037-40.5W2021-12-09
- Hazardous operations 110800Z to 111600Z nov in area bound by 03-46.03S 036-34.23W, 04-09.45S 036-55.35W,…2020-11-06
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.