Exercises

Hazardous operations 171700Z to 172100Z, 181100Z to 182100Z, 191100Z to 192359Z and 201100Z to 201500Z mar…

HYDROLANT 515/09

issued
2009-03-14 13:07Z
status
cancelled 2009-03-19 14:44Z (archive)
self-cancels
2009-03-20 16:00Z
authority
NAVAREA V S 570/09 141243Z MAR 09.
sea
South Atlantic Ocean
position
-24.038, -44.077
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 171700Z TO 172100Z, 181100Z TO 182100Z,
   191100Z TO 192359Z AND 201100Z TO 201500Z MAR
   IN AREA BOUND BY
   23-30.0S 043-50.0W, 23-55.0S 043-31.0W,
   24-36.0S 044-24.0W, 24-08.2S 044-35.5W.
2. CANCEL THIS MSG 201600Z MAR.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2009-03-17 17:00Z2009-03-17 21:00Z4 h
2009-03-18 11:00Z2009-03-18 21:00Z10 h
2009-03-19 11:00Z2009-03-19 23:59Z12 h 59
2009-03-20 11:00Z2009-03-20 15:00Z4 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

723 within 180 nm since 1999 · 3 in the last 12 months · 2 in force now

99
00
05
10
15
20
25
26

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

Nearby now · 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.