Exercises
Hazardous operations 170800Z to 182200Z jun in area between 23-10.0S 23-35.0S and 042-12.5W 042-45.1W
Western South Atlantic · Brazil-south Coast · HYDROLANT 1870/18
- issued
- 2018-06-12 00:31Z
- status
- cancelled 2018-06-12 18:39Z (archive)
- self-cancels
- 2018-06-18 23:00Z
- authority
- NAVAREA V COASTAL S 457/18 120004Z JUN 18.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTH COAST. DNC 01. 1. HAZARDOUS OPERATIONS 170800Z TO 182200Z JUN IN AREA BETWEEN 23-10.0S 23-35.0S AND 042-12.5W 042-45.1W. 2. CANCEL THIS MSG 182300Z JUN 18.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-06-17 08:00Z | 2018-06-18 22:00Z | — | 38 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Timeline
- Cancel HYDROLANT 1870/18 and this msgcancelled by · 2018-06-12
Nearby now · within 120 nm
Nothing else in force within 120 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.