Exercises
Hazardous operations 0800Z to 0001Z daily 26 thru 28 may in area bound by 21-25.0S 038-44.7W, 20-57.6S…
Western South Atlantic · Brazil-southeast Coast · HYDROLANT 1364/21
- issued
- 2021-05-20 21:54Z
- status
- cancelled 2021-05-29 01:00Z (archive)
- self-cancels
- 2021-05-29 01:00Z
- authority
- NAVAREA V 222/21 202125Z MAY 21.
- sea
- South Atlantic Ocean
- position
- -21.061, -38.696
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTHEAST COAST. DNC 01. 1. HAZARDOUS OPERATIONS 0800Z TO 0001Z DAILY 26 THRU 28 MAY IN AREA BOUND BY 21-25.0S 038-44.7W, 20-57.6S 038-18.1W, 20-42.8S 038-38.3W, 21-08.7S 039-05.5W. 2. CANCEL THIS MSG 290100Z MAY 21.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-05-26 08:00Z | 2021-05-27 00:01Z | — | 16 h 01 |
| 2021-05-27 08:00Z | 2021-05-28 00:01Z | — | 16 h 01 |
| 2021-05-28 08:00Z | 2021-05-29 00:01Z | — | 16 h 01 |
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
104 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now
05
10
15
20
23
- Hazardous operations 24 nov thru 08 dec in area bound by 20-50.78S 040-43.00W, 20-58.90S 040-29.12W,…2023-11-19
- Hazardous operations 281800Z sep to 010001Z oct in area bound by 21-40.75S 038-46.70W, 21-40.75S 038-03.90W,…2023-09-25
- Hazardous operations 280001Z to 280900Z sep in area bound by 20-35.00S 038-24.00W, 20-26.00S 038-36.00W,…2023-09-23
- Hazardous operations 271000Z to 272200Z sep in area bound by 19-45.00S 038-00.00W, 18-30.00S 038-00.00W,…2023-09-22
- Hazardous operations 17 thru 25 nov in area bound by 20-56.67S 040-32.52W, 20-49.42S 040-40.92W, 20-52.67S…2022-11-12
- Hazardous operations 17 thru 25 nov in area bound by 20-33.78S 040-59.10W, 20-49.15S 041-07.62W, 21-01.50S…2022-11-12
Season · when military exercises happen here
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F
M
A
M
J
J
A
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month of issue, all years in the archive
Nearby now · within 120 nm
- Underwater operations 0800Z to 1800Z daily 08 thru 22 aug by M/V marsanne and M/V comando b in 20-23.57S…Surveys · 90.9 nm
- Underwater operations 0800Z to 1800Z daily 02 thru 16 aug by M/V comando b and M/V royal topaz in 20-21.62S…Surveys · 91 nm
- Underwater operations in progress until 27 aug by M/V navios felix and M/V comando b in 20-22.12S 040-08.38WSurveys · 91.1 nm
- Underwater operations 0800Z to 1800Z daily 11 thru 25 aug by M/V comando b and M/V faneromeni in 20-23.00S…Surveys · 91.3 nm
- Underwater operations 1100Z to 2100Z daily 12 thru 21 aug by M/V comando b and M/V faneromeni in 20-23.67S…Surveys · 91.3 nm
- Underwater operations 1100Z to 2100Z daily 13 thru 22 aug by M/V comando b and M/V am kirti in 20-23.90S…Surveys · 91.4 nm
- Underwater operations 1100Z to 2100Z daily 15 thru 29 aug by M/V comando b and M/V rosco banyan in 20-23.37S…Surveys · 92.5 nm
- Foul ground until 06 dec 27 in area bound by 19-53.87S 039-59.68W, 19-54.15S 039-59.27W, 19-53.08S…Wrecks · 100.9 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 104 nm
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 117.6 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.