Exercises
Hazardous operations 162200Z to 170300Z mar, alternate 2200Z to 0300Z commencing daily 17, 18, and 22 thru…
HYDROLANT 483/99
- issued
- 1999-03-11 07:40Z
- status
- cancelled 1999-03-26 00:00Z (archive)
- self-cancels
- 1999-03-26 04:00Z
- cancels
- HYDROLANT 334/99HYDROLANT 463/99
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 162200Z TO 170300Z MAR, ALTERNATE 2200Z TO 0300Z COMMENCING DAILY 17, 18, AND 22 THRU 25 MAR IN AREAS BETWEEN: A. 38-35N 37-40N AND 018-50W 017-40W. B. 29-40N 27-55N AND 029-45W 027-35W. 2. CANCEL HYDROLANT 334/99(24). 3. CANCEL HYDROLANT 463/99(37), OPERATIONS COMPLETED. 4. CANCEL THIS MSG 260400Z MAR.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-03-16 22:00Z | 1999-03-17 03:00Z | — | 5 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Timeline
- Ponta de santa luzia light 20-19-27S 040-16-03W unreliablereplaced · 1999-02-14
- Cable operations in progress until further notice by cableship cable installer in vicinity 51-30.6N 001-54.9Ereplaced · 1999-03-08
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.