Exercises

Hazardous operations 152130Z to 152330Z sep in area bound by 49-45S 066-50W, 49-48S 066-36W, 50-17S 066-56W,…

HYDROLANT 1653/05

issued: 2005-09-10 19:49Z
status: cancelled 2005-09-16 00:30Z (archive)
self-cancels: 2005-09-16 00:30Z
authority: NAVAREA VI 236/05 10 SEP 05.
sea: South Atlantic Ocean
position: -50.014, -66.884
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 152130Z TO 152330Z SEP
   IN AREA BOUND BY 49-45S 066-50W, 49-48S 066-36W,
   50-17S 066-56W, 50-13S 067-10W.
2. CANCEL THIS MSG 160030Z SEP.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2005-09-15 21:30Z	2005-09-15 23:30Z	—	2 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

2 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now

Hazardous operations 151700Z to 151830Z sep in area bound by 50-48S 067-43W, 50-48S 067-28W, 51-16S 067-28W,…2005-09-10

Season · when military exercises happen here

month of issue, all years in the archive

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.