Exercises
Hazardous operations 1000Z to 2000Z daily 15 thru 19 aug in area bound by 23-07.00S 043-59.05W, 23-03.05S…
HYDROLANT 1457/05
- issued
- 2005-08-11 13:30Z
- status
- cancelled 2005-08-19 21:00Z (archive)
- self-cancels
- 2005-08-19 21:00Z
- cancels
- HYDROLANT 1448/05
- authority
- NAVAREA V 658/05 111234Z AUG 05.
- sea
- South Atlantic Ocean
- position
- -23.085, -44.029
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 1000Z TO 2000Z DAILY 15 THRU 19 AUG IN AREA BOUND BY 23-07.00S 043-59.05W, 23-03.05S 044-00.05W, 23-03.05S 044-04.00W, 23-07.00S 044-04.00W. 2. CANCEL HYDROLANT 1448/05. 3. CANCEL THIS MSG 192100Z AUG.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2005-08-15 10:00Z | 2005-08-15 20:00Z | — | 10 h |
| 2005-08-16 10:00Z | 2005-08-16 20:00Z | — | 10 h |
| 2005-08-17 10:00Z | 2005-08-17 20:00Z | — | 10 h |
| 2005-08-18 10:00Z | 2005-08-18 20:00Z | — | 10 h |
| 2005-08-19 10:00Z | 2005-08-19 20:00Z | — | 10 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
617 within 180 nm since 1999 · 2 in the last 12 months · 1 in force now
99
00
05
10
15
20
25
26
- Hazardous operations 250900Z to 272100Z aug in area within seven miles of 24-26.04S 045-39.91W2026-08-20
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…2026-07-29
- Hazardous operations 220000Z to 252359Z apr in area bound by 23-23.00S 042-15.00W, 23-23.00S 042-45.00W,…2024-04-19
- Hazardous operations 241400Z to 242100Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-19
- Hazardous operations 181300Z to 181900Z mar in area within three miles of 23-02.00S 043-03.00W2024-03-13
- Hazardous operations 132200Z to 140400Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-12
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
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 19.5 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 108 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.