Exercises
Hazardous operations 0500Z to 1900Z daily 22 thru 29 oct in area bound by 23-01.03S 043-47.33W, 23-10.03S…
Western South Atlantic · Brazil-south Coast · HYDROLANT 2553/21
- issued
- 2021-10-17 02:24Z
- status
- cancelled 2021-10-29 20:00Z (archive)
- self-cancels
- 2021-10-29 20:00Z
- authority
- NAVAREA V COASTAL S 718/21 170017Z OCT 21.
- sea
- South Atlantic Ocean
- position
- -23.064, -43.884
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTH COAST. DNC 01. 1. HAZARDOUS OPERATIONS 0500Z TO 1900Z DAILY 22 THRU 29 OCT IN AREA BOUND BY 23-01.03S 043-47.33W, 23-10.03S 043-52.03W, 23-08.00S 043-56.53W, 23-04.18S 043-58.14W, 22-59.78S 043-56.02W, 22-58.56S 043-51.78W. 2. CANCEL THIS MSG 292000Z OCT 21.
Activity windows · 8 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-10-22 05:00Z | 2021-10-22 19:00Z | — | 14 h |
| 2021-10-23 05:00Z | 2021-10-23 19:00Z | — | 14 h |
| 2021-10-24 05:00Z | 2021-10-24 19:00Z | — | 14 h |
| 2021-10-25 05:00Z | 2021-10-25 19:00Z | — | 14 h |
| 2021-10-26 05:00Z | 2021-10-26 19:00Z | — | 14 h |
| 2021-10-27 05:00Z | 2021-10-27 19:00Z | — | 14 h |
| 2021-10-28 05:00Z | 2021-10-28 19:00Z | — | 14 h |
| 2021-10-29 05:00Z | 2021-10-29 19:00Z | — | 14 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
619 within 180 nm since 1999 · 2 in the last 12 months · 1 in force now
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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
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month of issue, all years in the archive
Nearby now · within 120 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 27.4 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 115.4 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.