Exercises

Hazardous operations 301055Z to 301354Z apr, alternate 011055Z to 011354Z may in area bound by 30-31S…

Southern Indian Ocean · HYDROPAC 1479/17

issued: 2017-04-27 16:17Z
status: cancelled 2017-05-01 14:54Z (archive)
self-cancels: 2017-05-01 14:54Z
authority: EASTERN RANGE 211830Z APR 17.
sea: Indian Ocean
position: -41.001, 56.926
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTHERN INDIAN OCEAN.
DNC 02, DNC 03.
1. HAZARDOUS OPERATIONS 301055Z TO 301354Z APR,
   ALTERNATE 011055Z TO 011354Z MAY
   IN AREA BOUND BY
   30-31S 038-04E, 30-40S 040-19E,
   40-11S 060-06E, 47-31S 080-01E,
   48-56S 079-46E, 49-00S 075-21E,
   47-12S 063-50E, 41-51S 049-33E,
   35-39S 040-15E, 32-07S 037-37E.
2. CANCEL THIS MSG 011454Z MAY 17.

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2017-04-30 10:55Z	2017-04-30 13:54Z	—	2 h 59
2017-05-01 10:55Z	2017-05-01 13:54Z	—	2 h 59

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

3 within 180 nm since 2017 · 0 in the last 12 months · 0 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Hazardous operations 011438Z to 011715Z may, alternate 021438Z to 021715Z may in area bound by 30-31S…cancelled by · 2017-04-30

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.