Exercises
Hazardous operations 1100Z to 2000Z daily 13 nov thru 01 dec in areas within five miles of: a. 24-00.00S…
Western South Atlantic · Brazil · HYDROLANT 2563/23
- issued
- 2023-11-09 08:50Z
- status
- cancelled 2023-12-01 21:00Z (archive)
- self-cancels
- 2023-12-01 21:00Z
- authority
- NAVAREA V COASTAL 621/23 090401Z NOV 23.
- sea
- South Atlantic Ocean
- position
- -24.089, -44.972
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. HAZARDOUS OPERATIONS 1100Z TO 2000Z DAILY 13 NOV THRU 01 DEC IN AREAS WITHIN FIVE MILES OF: A. 24-00.00S 044-55.00W. B. 24-05.00S 045-05.00W. C. 24-11.00S 044-55.00W. 2. CANCEL THIS MSG 012100Z DEC 23.
Activity windows · 19 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-11-13 11:00Z | 2023-11-13 20:00Z | — | 9 h |
| 2023-11-14 11:00Z | 2023-11-14 20:00Z | — | 9 h |
| 2023-11-15 11:00Z | 2023-11-15 20:00Z | — | 9 h |
| 2023-11-16 11:00Z | 2023-11-16 20:00Z | — | 9 h |
| 2023-11-17 11:00Z | 2023-11-17 20:00Z | — | 9 h |
| 2023-11-18 11:00Z | 2023-11-18 20:00Z | — | 9 h |
| 2023-11-19 11:00Z | 2023-11-19 20:00Z | — | 9 h |
| 2023-11-20 11:00Z | 2023-11-20 20:00Z | — | 9 h |
| … 11 more | |||
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
746 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
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00
05
10
15
20
25
26
- 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
- Hazardous operations 280900Z to 281500Z feb in area within 20 miles of 23-45.00S 041-45.00W2024-02-23
Season · when military exercises happen here
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F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 37 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 62.2 nm
- Laje da conceicao light 24-14.18S 046-41.46W unlit until 24 sepNav aids · 94.6 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.