Exercises
B. 25-25.43S 047-17.38W, 25-05.20S 046-48.05W, 25-07.25S 046-37.68W, 25-01.33S 046-20.87W, 25-02.02S…
Western South Atlantic · Brazil-south Coast · HYDROLANT 4192/17
- issued
- 2017-12-27 00:37Z
- status
- cancelled 2017-12-30 09:00Z (archive)
- self-cancels
- 2017-12-30 09:00Z
- authority
- NAVAREA V COASTAL S 1042/17 270024Z DEC 17.
- sea
- South Atlantic Ocean
- position
- -25.492, -47.040
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTH COAST.
DNC 01
1. HAZARDOUS OPERATIONS 270800Z TO 300800Z DEC
IN AREAS BOUND BY:
A. 25-11.50S 046-49.13W, 25-01.17S 046-20.87W,
25-01.85S 046-14.60W, 25-08.37S 045-42.02W,
25-56.28S 045-52.48W, 25-21.58S 046-27.73W,
25-28.18S 046-39.22W.
B. 25-25.43S 047-17.38W, 25-05.20S 046-48.05W,
25-07.25S 046-37.68W, 25-01.33S 046-20.87W,
25-02.02S 046-14.95W, 25-16.17S 046-09.38W,
25-20.72S 046-26.62W, 25-28.00S 046-38.88W,
25-47.05S 046-54.73W.
C. 25-21.00S 046-26.00W, 25-28.00S 046-38.88W,
25-54.00S 047-00.00W, 25-31.00S 047-27.00W,
25-05.20S 046-48.05W, 25-07.25S 046-37.68W,
25-01.17S 046-20.87W, 25-01.85S 046-14.60W.
2. CANCEL THIS MSG 300900Z DEC 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-12-27 08:00Z | 2017-12-30 08:00Z | — | 72 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
321 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now
04
05
10
15
20
23
- Hazardous operations 041200Z to 082000Z dec in area within 12 miles of 24-22.68S 045-50.95W2023-11-30
- Hazardous operations 1100Z to 2000Z daily 13 nov thru 01 dec in areas within five miles of: a. 24-00.00S…2023-11-09
- Hazardous operations 271200Z to 272000Z sep in area within 12 miles of 24-22.68S 045-50.95W2023-09-27
- 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 231900Z to 232100Z jan in area bound by 26-26.50S 047-55.50W, 26-42.00S 047-35.50W,…2023-01-21
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
- Laje da conceicao light 24-14.18S 046-41.46W unlit until 24 sepNav aids · 77.7 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 112.7 nm
- Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92WSurveys · 115.6 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.