Exercises
Hazardous operations 120600Z to 122100Z dec in area between 23-10S 23-35S and 041-41W 042-13W
Western South Atlantic · Brazil-southeast Coast · HYDROLANT 3939/17
- issued
- 2017-12-07 00:42Z
- status
- cancelled 2017-12-12 22:00Z (archive)
- self-cancels
- 2017-12-12 22:00Z
- authority
- NAVAREA V COASTAL S 983/17 070031Z DEC 17.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTHEAST COAST. DNC 01. 1. HAZARDOUS OPERATIONS 120600Z TO 122100Z DEC IN AREA BETWEEN 23-10S 23-35S AND 041-41W 042-13W. 2. CANCEL THIS MSG 122200Z DEC 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-12-12 06:00Z | 2017-12-12 21:00Z | — | 15 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
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.