Exercises
Hazardous operations 061000Z to 061700Z dec in area bound by 30-47.6S 050-27.0W, 30-53.5S 050-16.5W,…
Western South Atlantic · Brazil-south Coast · HYDROLANT 3878/17
- issued
- 2017-12-01 00:36Z
- status
- cancelled 2017-12-06 18:00Z (archive)
- self-cancels
- 2017-12-06 18:00Z
- authority
- NAVAREA V COASTAL S 967/17 010022Z DEC 17.
- sea
- South Atlantic Ocean
- position
- -30.985, -50.470
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTH COAST. DNC 01. 1. HAZARDOUS OPERATIONS 061000Z TO 061700Z DEC IN AREA BOUND BY 30-47.6S 050-27.0W, 30-53.5S 050-16.5W, 31-10.5S 050-29.0W, 31-04.5S 050-40.0W. 2. CANCEL THIS MSG 061800Z DEC 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-12-06 10:00Z | 2017-12-06 17:00Z | — | 7 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
158 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
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23
- Hazardous operations 290300Z to 292100Z sep in area bound by 32-22.40S 052-12.40W, 32-30.40S 052-14.10W,…2023-09-24
- Hazardous operations 220900Z to 250400Z aug in area bound by 31-28.42S 049-14.03W, 31-13.60S 049-44.45W,…2023-08-17
- Hazardous operations 110900Z to 120400Z in area bound by 31-28.42S 049-14.02W, 31-13.60S 049-44.45W,…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 290300Z to 291600Z jun in area bound by 32-24.20S 052-04.30W, 32-22.40S 052-14.10W,…2023-06-24
- Hazardous operations 290300Z to 292300Z mar in area bound by 32-24.20S 052-04.30W, 32-22.40S 052-12.40W,…2023-03-25
Season · when military exercises happen here
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A
M
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J
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S
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month of issue, all years in the archive
Nearby now · within 120 nm
- Odas buoy temporarily established in 32-14.29S 051-58.16WNav aids · 107.4 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.