Exercises
Hazardous operations
Brazil-south Coast · HYDROLANT 15/11
- issued
- 2011-01-04 15:04Z
- status
- cancelled 2011-01-10 14:30Z (archive)
- self-cancels
- 2011-01-10 14:30Z
- cancels
- HYDROLANT 2424/10
- authority
- NAVAREA V S 2/11 031229Z JAN 11 - NAVAREA III 4/11 041141Z JAN 11.
- sea
- South Atlantic Ocean
- position
- -29.651, -47.612
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTH COAST. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 092200Z TO 101330Z JAN IN AREA BOUND BY 29-26.00S 047-33.50W, 29-32.00S 047-23.50W, 29-52.00S 047-40.00W, 29-46.50S 047-50.00W. 2. CANCEL HYDROLANT 2424/10(52). 3. CANCEL THIS MSG 101430Z JAN.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-01-09 22:00Z | 2011-01-10 13:30Z | — | 15 h 30 |
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
123 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
03
05
10
15
20
23
- Hazardous operations 100900Z to 110400Z aug in area bound by 28-29.50S 046-35.63W, 28-12.87S 047-04.53W,…2023-08-06
- Hazardous operations 0900Z to 2130Z daily 31 jul thru 18 aug in area bound by 29-20.53S 049-05.53W,…2023-07-26
- Hazardous operations 160900Z to 292100Z jul in area bound by 27-59.52S 048-13.07W, 28-06.34S 048-01.90W,…2023-07-11
- Hazardous operations 260001Z apr to 130001Z may in area bound by 26-59.82S 046-22.87W, 26-59.82S 047-54.87W,…2023-04-21
- Hazardous operations 260001Z apr to 130001Z may in area bound by 26-59.82S 046-22.87W, 26-59.82S 047-54.87W,…2023-04-21
- Hazardous operations 242200Z to 250200Z jan in area bound by 27-28.00S 045-21.50W, 27-35.00S 045-36.00W,…2023-01-19
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
- NAVTEX station la nao off aircancels · 2010-12-15
- NAVTEX station la nao off airreplaced · 2010-12-15
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.