Exercises
Hazardous operations
Brazil-south Coast · HYDROLANT 1850/10
- issued
- 2010-09-30 00:18Z
- status
- cancelled 2010-10-15 21:00Z (archive)
- self-cancels
- 2010-10-15 21:00Z
- authority
- NAVAREA V S 1330/10 29 SEP 10.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTH COAST. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 0800Z TO 2000Z DAILY 05 THRU 08, AND 11 THRU 15 OCT IN AREA BETWEEN 23-35S 23-55S AND 041-44W 042-28W. 2. CANCEL THIS MSG 152100Z OCT.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2010-10-05 08:00Z | 2010-10-05 20:00Z | — | 12 h |
| 2010-10-06 08:00Z | 2010-10-06 20:00Z | — | 12 h |
| 2010-10-07 08:00Z | 2010-10-07 20:00Z | — | 12 h |
| 2010-10-08 08:00Z | 2010-10-08 20:00Z | — | 12 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.