Exercises
Hazardous operations 1100Z to 1900Z daily 24 thru 26 sep in areas bound by: a. 08-33.0S 034-41.0W, 08-33.0S…
Western South Atlantic · Brazil-northeast Coast · HYDROLANT 2877/19
- issued
- 2019-09-20 05:34Z
- status
- cancelled 2019-09-26 20:00Z (archive)
- self-cancels
- 2019-09-26 20:00Z
- authority
- NAVAREA V COASTAL E 979/19 200407Z SEP 19.
- sea
- South Atlantic Ocean
- position
- -8.617, -34.611
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
BRAZIL-NORTHEAST COAST.
DNC 01.
1. HAZARDOUS OPERATIONS 1100Z TO 1900Z DAILY
24 THRU 26 SEP IN AREAS BOUND BY:
A. 08-33.0S 034-41.0W, 08-33.0S 034-32.3W,
08-41.0S 034-32.3W, 08-41.0S 034-41.0W.
B. 08-16.0S 034-41.0W, 08-16.0S 034-32.3W,
08-25.0S 034-32.3W, 08-25.0S 034-41.0W.
2. CANCEL THIS MSG 262000Z SEP 19.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2019-09-24 11:00Z | 2019-09-24 19:00Z | — | 8 h |
| 2019-09-25 11:00Z | 2019-09-25 19:00Z | — | 8 h |
| 2019-09-26 11:00Z | 2019-09-26 19:00Z | — | 8 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
325 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
99
00
05
10
15
20
25
26
- Hazardous operations 03 aug thru 11 sep in area bound by 05-42.53S 034-45.02W, 06-09.83S 034-46.82W,…2026-07-29
- Hazardous operations 261300Z to 261900Z feb in area within ten miles of 05-40.00S 034-57.00W2024-02-22
- Hazardous operations 221300Z to 221900Z feb in area within five miles of 05-42.00S 035-01.00W2024-02-19
- Hazardous operations 250001Z to 260001Z jan in area bound by 11-48.00S 035-37.00W, 10-45.60S 035-25.90W,…2024-01-20
- Hazardous operations 240300Z to 270300Z jan in area bound by 10-14.33S 035-50.58W, 10-32.00S 035-25.50W,…2024-01-19
- Hazardous operations 230300Z to 260300Z jan in area bound by 08-51.88S 034-17.63W, 08-51.87S 034-38.00W,…2024-01-18
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
- Tamandare light 08-45.57S 035-06.08W unlit until 02 novNav aids · 30.3 nm
- Maceio light 09-41.03S 035-43.38W unlit until 31 octNav aids · 91.9 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.